/* exported interface documented in render/html_internal.h */
nserror html_css_quirks_stylesheets(html_content *c)
{
nserror ns_error = NSERROR_OK;
hlcache_child_context child;
assert(c->stylesheets != NULL);
if (c->quirks == DOM_DOCUMENT_QUIRKS_MODE_FULL) {
child.charset = c->encoding;
child.quirks = c->base.quirks;
ns_error = hlcache_handle_retrieve(html_quirks_stylesheet_url,
0, content_get_url(&c->base), NULL,
html_convert_css_callback, c, &child,
CONTENT_CSS,
&c->stylesheets[STYLESHEET_QUIRKS].sheet);
if (ns_error != NSERROR_OK) {
return ns_error;
}
c->base.active++;
LOG("%d fetches active", c->base.active);
}
return ns_error;
}
bool save_complete_inventory(const char *path,
struct save_complete_entry *list)
{
char urlpath[256];
FILE *fp;
char *pathstring, *standardpath = (path[0] == '/') ?
(char *)(path + 1) : (char *)path;
struct save_complete_entry *entry;
snprintf(urlpath, sizeof urlpath, "file:///%s/Inventory",
standardpath);
pathstring = url_to_path(urlpath);
if (pathstring == NULL) {
warn_user("NoMemory", 0);
return false;
}
fp = fopen(pathstring, "w");
free(pathstring);
if (!fp) {
LOG(("fopen(): errno = %i", errno));
warn_user("SaveError", strerror(errno));
return false;
}
for (entry = list; entry; entry = entry->next) {
fprintf(fp, "%p %s\n", entry->content,
content_get_url(entry->content));
}
fclose(fp);
return true;
}
void ro_gui_save_prepare(gui_save_type save_type, hlcache_handle *h,
struct selection *s, const char *url, const char *title)
{
char name_buf[FILENAME_MAX];
size_t leaf_offset = 0;
char icon_buf[20];
assert( (save_type == GUI_SAVE_LINK_URI) ||
(save_type == GUI_SAVE_LINK_URL) ||
(save_type == GUI_SAVE_LINK_TEXT) ||
(save_type == GUI_SAVE_HOTLIST_EXPORT_HTML) ||
(save_type == GUI_SAVE_HISTORY_EXPORT_HTML) ||
(save_type == GUI_SAVE_TEXT_SELECTION) || h);
gui_save_selection = s;
gui_save_url = url;
gui_save_title = title;
if (save_dir) {
leaf_offset = save_dir_len;
memcpy(name_buf, save_dir, leaf_offset);
name_buf[leaf_offset++] = '.';
}
ro_gui_save_set_state(h, save_type, h ? content_get_url(h) : url,
name_buf + leaf_offset, icon_buf);
ro_gui_set_icon_sprite(dialog_saveas, ICON_SAVE_ICON, saveas_area,
icon_buf);
ro_gui_set_icon_string(dialog_saveas, ICON_SAVE_PATH, name_buf, true);
ro_gui_wimp_event_memorise(dialog_saveas);
}
void gui_drag_save_object(gui_save_type save_type, hlcache_handle *c,
struct gui_window *g)
{
wimp_pointer pointer;
char icon_buf[20];
os_error *error;
/* Close the save window because otherwise we need two contexts
*/
xwimp_create_menu(wimp_CLOSE_MENU, 0, 0);
ro_gui_dialog_close(dialog_saveas);
gui_save_sourcew = g->window;
saving_from_dialog = false;
error = xwimp_get_pointer_info(&pointer);
if (error) {
LOG(("xwimp_get_pointer_info: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
return;
}
ro_gui_save_set_state(c, save_type, content_get_url(c), save_leafname,
icon_buf);
gui_current_drag_type = GUI_DRAG_SAVE;
ro_gui_drag_icon(pointer.pos.x, pointer.pos.y, icon_buf);
}
/**
* Initialise a CSS content
*
* \param c Content to initialise
* \param params Content-Type parameters
* \return true on success, false on failure
*/
nserror nscss_create(const content_handler *handler,
lwc_string *imime_type, const http_parameter *params,
llcache_handle *llcache, const char *fallback_charset,
bool quirks, struct content **c)
{
nscss_content *result;
const char *charset = NULL;
const char *xnsbase = NULL;
lwc_string *charset_value = NULL;
union content_msg_data msg_data;
nserror error;
result = calloc(1, sizeof(nscss_content));
if (result == NULL)
return NSERROR_NOMEM;
error = content__init(&result->base, handler, imime_type,
params, llcache, fallback_charset, quirks);
if (error != NSERROR_OK) {
free(result);
return error;
}
/* Find charset specified on HTTP layer, if any */
error = http_parameter_list_find_item(params, css_charset,
&charset_value);
if (error != NSERROR_OK || lwc_string_length(charset_value) == 0) {
/* No charset specified, use fallback, if any */
/** \todo libcss will take this as gospel, which is wrong */
charset = fallback_charset;
} else {
charset = lwc_string_data(charset_value);
}
/* Compute base URL for stylesheet */
xnsbase = llcache_handle_get_header(llcache, "X-NS-Base");
if (xnsbase == NULL) {
xnsbase = nsurl_access(content_get_url(&result->base));
}
error = nscss_create_css_data(&result->data,
xnsbase, charset, result->base.quirks,
nscss_content_done, result);
if (error != NSERROR_OK) {
msg_data.error = messages_get("NoMemory");
content_broadcast(&result->base, CONTENT_MSG_ERROR, msg_data);
if (charset_value != NULL)
lwc_string_unref(charset_value);
free(result);
return error;
}
if (charset_value != NULL)
lwc_string_unref(charset_value);
*c = (struct content *) result;
return NSERROR_OK;
}
hlcache_handle * save_complete_list_find(const char *url,
struct save_complete_entry *list)
{
struct save_complete_entry *entry;
for (entry = list; entry; entry = entry->next)
if (strcmp(url, content_get_url(entry->content)) == 0)
return entry->content;
return 0;
}
static nserror
html_stylesheet_from_domnode(html_content *c,
dom_node *node,
hlcache_handle **sheet)
{
hlcache_child_context child;
dom_string *style;
nsurl *url;
dom_exception exc;
nserror error;
uint32_t key;
char urlbuf[64];
child.charset = c->encoding;
child.quirks = c->base.quirks;
exc = dom_node_get_text_content(node, &style);
if ((exc != DOM_NO_ERR) || (style == NULL)) {
LOG("No text content");
return NSERROR_OK;
}
error = html_css_fetcher_add_item(style, c->base_url, &key);
if (error != NSERROR_OK) {
dom_string_unref(style);
return error;
}
dom_string_unref(style);
snprintf(urlbuf, sizeof(urlbuf), "x-ns-css:%u", key);
error = nsurl_create(urlbuf, &url);
if (error != NSERROR_OK) {
return error;
}
error = hlcache_handle_retrieve(url, 0,
content_get_url(&c->base), NULL,
html_convert_css_callback, c, &child, CONTENT_CSS,
sheet);
if (error != NSERROR_OK) {
nsurl_unref(url);
return error;
}
nsurl_unref(url);
c->base.active++;
LOG("%d fetches active", c->base.active);
return NSERROR_OK;
}
/**
* Save stylesheets imported by a CONTENT_CSS.
*
* \param imports Array of imports
* \param count Number of imports in list
* \param path Path to save to
* \return true on success, false on error and error reported
*/
bool save_imported_sheets(struct nscss_import *imports, uint32_t count,
const char *path, struct save_complete_entry **list)
{
char filename[256];
unsigned int j;
char *source;
int source_len;
bool res;
for (j = 0; j != count; j++) {
hlcache_handle *css = imports[j].c;
const char *css_data;
unsigned long css_size;
struct nscss_import *child_imports;
uint32_t child_import_count;
if (css == NULL)
continue;
if (save_complete_list_check(css, *list))
continue;
if (!save_complete_list_add(css, list)) {
warn_user("NoMemory", 0);
return false;
}
child_imports = nscss_get_imports(css, &child_import_count);
if (!save_imported_sheets(child_imports, child_import_count,
path, list))
return false;
snprintf(filename, sizeof filename, "%p", css);
css_data = content_get_source_data(css, &css_size);
source = rewrite_stylesheet_urls(css_data, css_size,
&source_len, content_get_url(css),
*list);
if (!source) {
warn_user("NoMemory", 0);
return false;
}
res = save_complete_gui_save(path, filename, source_len,
source, CONTENT_CSS);
free(source);
if (res == false)
return false;
}
return true;
}
nserror nscss_clone(const struct content *old, struct content **newc)
{
const nscss_content *old_css = (const nscss_content *) old;
nscss_content *new_css;
const char *data;
unsigned long size;
nserror error;
new_css = calloc(1, sizeof(nscss_content));
if (new_css == NULL)
return NSERROR_NOMEM;
/* Clone content */
error = content__clone(old, &new_css->base);
if (error != NSERROR_OK) {
content_destroy(&new_css->base);
return error;
}
/* Simply replay create/process/convert */
error = nscss_create_css_data(&new_css->data,
nsurl_access(content_get_url(&new_css->base)),
old_css->data.charset,
new_css->base.quirks,
nscss_content_done, new_css);
if (error != NSERROR_OK) {
content_destroy(&new_css->base);
return error;
}
data = content__get_source_data(&new_css->base, &size);
if (size > 0) {
if (nscss_process_data(&new_css->base, data, size) == false) {
content_destroy(&new_css->base);
return NSERROR_CLONE_FAILED;
}
}
if (old->status == CONTENT_STATUS_READY ||
old->status == CONTENT_STATUS_DONE) {
if (nscss_convert(&new_css->base) == false) {
content_destroy(&new_css->base);
return NSERROR_CLONE_FAILED;
}
}
*newc = (struct content *) new_css;
return NSERROR_OK;
}
/* exported interface documented in render/html_internal.h */
bool html_fetch_object(html_content *c, nsurl *url, struct box *box,
content_type permitted_types,
int available_width, int available_height,
bool background)
{
struct content_html_object *object;
hlcache_child_context child;
nserror error;
/* If we've already been aborted, don't bother attempting the fetch */
if (c->aborted)
return true;
child.charset = c->encoding;
child.quirks = c->base.quirks;
object = calloc(1, sizeof(struct content_html_object));
if (object == NULL) {
return false;
}
object->parent = (struct content *) c;
object->next = NULL;
object->content = NULL;
object->box = box;
object->permitted_types = permitted_types;
object->background = background;
error = hlcache_handle_retrieve(url,
HLCACHE_RETRIEVE_SNIFF_TYPE,
content_get_url(&c->base), NULL,
html_object_callback, object, &child,
object->permitted_types, &object->content);
if (error != NSERROR_OK) {
free(object);
return error != NSERROR_NOMEM;
}
/* add to content object list */
object->next = c->object_list;
c->object_list = object;
c->num_objects++;
if (box != NULL) {
c->base.active++;
LOG("%d fetches active", c->base.active);
}
return true;
}
static bool html_replace_object(struct content_html_object *object, nsurl *url)
{
html_content *c;
hlcache_child_context child;
html_content *page;
nserror error;
assert(object != NULL);
assert(object->box != NULL);
c = (html_content *) object->parent;
child.charset = c->encoding;
child.quirks = c->base.quirks;
if (object->content != NULL) {
/* remove existing object */
if (content_get_status(object->content) != CONTENT_STATUS_DONE) {
c->base.active--;
LOG("%d fetches active", c->base.active);
}
hlcache_handle_release(object->content);
object->content = NULL;
object->box->object = NULL;
}
/* initialise fetch */
error = hlcache_handle_retrieve(url, HLCACHE_RETRIEVE_SNIFF_TYPE,
content_get_url(&c->base), NULL,
html_object_callback, object, &child,
object->permitted_types,
&object->content);
if (error != NSERROR_OK)
return false;
for (page = c; page != NULL; page = page->page) {
page->base.active++;
LOG("%d fetches active", c->base.active);
page->base.status = CONTENT_STATUS_READY;
}
return true;
}
void ami_print(struct hlcache_handle *c, int copies)
{
double height, print_height;
float scale = option_print_scale / 100.0;
if(!ami_print_info.msgport) return;
if(!(ami_print_info.PReq =
(struct IODRPTagsReq *)AllocSysObjectTags(ASOT_IOREQUEST,
ASOIOR_Size, sizeof(struct IODRPTagsReq),
ASOIOR_ReplyPort, ami_print_info.msgport,
ASO_NoTrack, FALSE,
TAG_DONE))) return;
if(OpenDevice("printer.device", option_printer_unit,
(struct IORequest *)ami_print_info.PReq, 0))
{
warn_user("CompError","printer.device");
return;
}
ami_print_info.PD = (struct PrinterData *)ami_print_info.PReq->io_Device;
ami_print_info.PED = &ami_print_info.PD->pd_SegmentData->ps_PED;
ami_print_info.ps = print_make_settings(PRINT_DEFAULT, content_get_url(c), &nsfont);
ami_print_info.ps->page_width = ami_print_info.PED->ped_MaxXDots;
ami_print_info.ps->page_height = ami_print_info.PED->ped_MaxYDots;
ami_print_info.ps->scale = scale;
if(!print_set_up(c, &amiprinter, ami_print_info.ps, &height))
{
warn_user("PrintError","print_set_up() returned false");
ami_print_close_device();
return;
}
height *= ami_print_info.ps->scale;
ami_print_info.pages = height / ami_print_info.ps->page_height;
ami_print_info.c = c;
ami_print_progress();
while(ami_print_cont()); /* remove while() for async printing */
}
static void svg_reformat(struct content *c, int width, int height)
{
svg_content *svg = (svg_content *) c;
const char *source_data;
unsigned long source_size;
assert(svg->diagram);
/* Avoid reformats to same width/height as we already reformatted to */
if (width != svg->current_width || height != svg->current_height) {
source_data = content__get_source_data(c, &source_size);
svgtiny_parse(svg->diagram, source_data, source_size,
nsurl_access(content_get_url(c)),
width, height);
svg->current_width = width;
svg->current_height = height;
}
c->width = svg->diagram->width;
c->height = svg->diagram->height;
}
void html_mouse_action(struct content *c, struct browser_window *bw,
browser_mouse_state mouse, int x, int y)
{
html_content *html = (html_content *) c;
enum { ACTION_NONE, ACTION_SUBMIT, ACTION_GO } action = ACTION_NONE;
const char *title = 0;
nsurl *url = 0;
const char *target = 0;
char status_buffer[200];
const char *status = 0;
browser_pointer_shape pointer = BROWSER_POINTER_DEFAULT;
bool imagemap = false;
int box_x = 0, box_y = 0;
int gadget_box_x = 0, gadget_box_y = 0;
int html_object_pos_x = 0, html_object_pos_y = 0;
int text_box_x = 0;
struct box *url_box = 0;
struct box *gadget_box = 0;
struct box *text_box = 0;
struct box *box;
struct form_control *gadget = 0;
hlcache_handle *object = NULL;
struct box *html_object_box = NULL;
struct browser_window *iframe = NULL;
struct box *next_box;
struct box *drag_candidate = NULL;
struct scrollbar *scrollbar = NULL;
plot_font_style_t fstyle;
int scroll_mouse_x = 0, scroll_mouse_y = 0;
int padding_left, padding_right, padding_top, padding_bottom;
browser_drag_type drag_type = browser_window_get_drag_type(bw);
union content_msg_data msg_data;
struct dom_node *node = NULL;
if (drag_type != DRAGGING_NONE && !mouse &&
html->visible_select_menu != NULL) {
/* drag end: select menu */
form_select_mouse_drag_end(html->visible_select_menu,
mouse, x, y);
}
if (html->visible_select_menu != NULL) {
box = html->visible_select_menu->box;
box_coords(box, &box_x, &box_y);
box_x -= box->border[LEFT].width;
box_y += box->height + box->border[BOTTOM].width +
box->padding[BOTTOM] + box->padding[TOP];
status = form_select_mouse_action(html->visible_select_menu,
mouse, x - box_x, y - box_y);
if (status != NULL) {
msg_data.explicit_status_text = status;
content_broadcast(c, CONTENT_MSG_STATUS, msg_data);
} else {
int width, height;
form_select_get_dimensions(html->visible_select_menu,
&width, &height);
html->visible_select_menu = NULL;
browser_window_redraw_rect(bw, box_x, box_y,
width, height);
}
return;
}
if (!mouse && html->scrollbar != NULL) {
/* drag end: scrollbar */
html_overflow_scroll_drag_end(html->scrollbar, mouse, x, y);
}
if (html->scrollbar != NULL) {
struct html_scrollbar_data *data =
scrollbar_get_data(html->scrollbar);
box = data->box;
box_coords(box, &box_x, &box_y);
if (scrollbar_is_horizontal(html->scrollbar)) {
scroll_mouse_x = x - box_x ;
scroll_mouse_y = y - (box_y + box->padding[TOP] +
box->height + box->padding[BOTTOM] -
SCROLLBAR_WIDTH);
status = scrollbar_mouse_action(html->scrollbar, mouse,
scroll_mouse_x, scroll_mouse_y);
} else {
scroll_mouse_x = x - (box_x + box->padding[LEFT] +
box->width + box->padding[RIGHT] -
SCROLLBAR_WIDTH);
scroll_mouse_y = y - box_y;
status = scrollbar_mouse_action(html->scrollbar, mouse,
scroll_mouse_x, scroll_mouse_y);
}
msg_data.explicit_status_text = status;
content_broadcast(c, CONTENT_MSG_STATUS, msg_data);
return;
}
/* Content related drags handled by now */
browser_window_set_drag_type(bw, DRAGGING_NONE, NULL);
/* search the box tree for a link, imagemap, form control, or
* box with scrollbars
*/
box = html->layout;
/* Consider the margins of the html page now */
box_x = box->margin[LEFT];
box_y = box->margin[TOP];
/* descend through visible boxes setting more specific values for:
* box - deepest box at point
* html_object_box - html object
* html_object_pos_x - html object
* html_object_pos_y - html object
* object - non html object
* iframe - iframe
* url - href or imagemap
* target - href or imagemap or gadget
* url_box - href or imagemap
* imagemap - imagemap
* gadget - gadget
* gadget_box - gadget
* gadget_box_x - gadget
* gadget_box_y - gadget
* title - title
* pointer
*
* drag_candidate - first box with scroll
* padding_left - box with scroll
* padding_right
* padding_top
* padding_bottom
* scrollbar - inside padding box stops decent
* scroll_mouse_x - inside padding box stops decent
* scroll_mouse_y - inside padding box stops decent
*
* text_box - text box
* text_box_x - text_box
*/
while ((next_box = box_at_point(box, x, y, &box_x, &box_y)) != NULL) {
box = next_box;
if ((box->style != NULL) &&
(css_computed_visibility(box->style) ==
CSS_VISIBILITY_HIDDEN)) {
continue;
}
if (box->node != NULL) {
node = box->node;
}
if (box->object) {
if (content_get_type(box->object) == CONTENT_HTML) {
html_object_box = box;
html_object_pos_x = box_x;
html_object_pos_y = box_y;
} else {
object = box->object;
}
}
if (box->iframe) {
iframe = box->iframe;
}
if (box->href) {
url = box->href;
target = box->target;
url_box = box;
}
if (box->usemap) {
url = imagemap_get(html, box->usemap,
box_x, box_y, x, y, &target);
if (url) {
imagemap = true;
url_box = box;
}
}
if (box->gadget) {
gadget = box->gadget;
gadget_box = box;
gadget_box_x = box_x;
gadget_box_y = box_y;
if (gadget->form)
target = gadget->form->target;
}
if (box->title) {
title = box->title;
}
pointer = get_pointer_shape(box, false);
if ((box->scroll_x != NULL) ||
(box->scroll_y != NULL)) {
if (drag_candidate == NULL) {
drag_candidate = box;
}
padding_left = box_x +
scrollbar_get_offset(box->scroll_x);
padding_right = padding_left + box->padding[LEFT] +
box->width + box->padding[RIGHT];
padding_top = box_y +
scrollbar_get_offset(box->scroll_y);
padding_bottom = padding_top + box->padding[TOP] +
box->height + box->padding[BOTTOM];
if ((x > padding_left) &&
(x < padding_right) &&
(y > padding_top) &&
(y < padding_bottom)) {
/* mouse inside padding box */
if ((box->scroll_y != NULL) &&
(x > (padding_right - SCROLLBAR_WIDTH))) {
/* mouse above vertical box scroll */
scrollbar = box->scroll_y;
scroll_mouse_x = x - (padding_right -
SCROLLBAR_WIDTH);
scroll_mouse_y = y - padding_top;
break;
} else if ((box->scroll_x != NULL) &&
(y > (padding_bottom - SCROLLBAR_WIDTH))) {
/* mouse above horizontal box scroll */
scrollbar = box->scroll_x;
scroll_mouse_x = x - padding_left;
scroll_mouse_y = y - (padding_bottom -
SCROLLBAR_WIDTH);
break;
}
}
}
if (box->text && !box->object) {
text_box = box;
text_box_x = box_x;
}
}
/* use of box_x, box_y, or content below this point is probably a
* mistake; they will refer to the last box returned by box_at_point */
if (scrollbar) {
status = scrollbar_mouse_action(scrollbar, mouse,
scroll_mouse_x, scroll_mouse_y);
pointer = BROWSER_POINTER_DEFAULT;
} else if (gadget) {
switch (gadget->type) {
case GADGET_SELECT:
status = messages_get("FormSelect");
pointer = BROWSER_POINTER_MENU;
if (mouse & BROWSER_MOUSE_CLICK_1 &&
nsoption_bool(core_select_menu)) {
html->visible_select_menu = gadget;
form_open_select_menu(c, gadget,
form_select_menu_callback,
c);
pointer = BROWSER_POINTER_DEFAULT;
} else if (mouse & BROWSER_MOUSE_CLICK_1)
gui_create_form_select_menu(bw, gadget);
break;
case GADGET_CHECKBOX:
status = messages_get("FormCheckbox");
if (mouse & BROWSER_MOUSE_CLICK_1) {
gadget->selected = !gadget->selected;
html__redraw_a_box(html, gadget_box);
}
break;
case GADGET_RADIO:
status = messages_get("FormRadio");
if (mouse & BROWSER_MOUSE_CLICK_1)
form_radio_set(html, gadget);
break;
case GADGET_IMAGE:
if (mouse & BROWSER_MOUSE_CLICK_1) {
gadget->data.image.mx = x - gadget_box_x;
gadget->data.image.my = y - gadget_box_y;
}
/* drop through */
case GADGET_SUBMIT:
if (gadget->form) {
snprintf(status_buffer, sizeof status_buffer,
messages_get("FormSubmit"),
gadget->form->action);
status = status_buffer;
pointer = get_pointer_shape(gadget_box, false);
if (mouse & (BROWSER_MOUSE_CLICK_1 |
BROWSER_MOUSE_CLICK_2))
action = ACTION_SUBMIT;
} else {
status = messages_get("FormBadSubmit");
}
break;
case GADGET_TEXTAREA:
status = messages_get("FormTextarea");
pointer = get_pointer_shape(gadget_box, false);
if (mouse & (BROWSER_MOUSE_PRESS_1 |
BROWSER_MOUSE_PRESS_2)) {
if (text_box && selection_root(&html->sel) !=
gadget_box)
selection_init(&html->sel, gadget_box);
textinput_textarea_click(c, mouse,
gadget_box,
gadget_box_x,
gadget_box_y,
x - gadget_box_x,
y - gadget_box_y);
}
if (text_box) {
int pixel_offset;
size_t idx;
font_plot_style_from_css(text_box->style,
&fstyle);
nsfont.font_position_in_string(&fstyle,
text_box->text,
text_box->length,
x - gadget_box_x - text_box->x,
&idx,
&pixel_offset);
selection_click(&html->sel, mouse,
text_box->byte_offset + idx);
if (selection_dragging(&html->sel)) {
browser_window_set_drag_type(bw,
DRAGGING_SELECTION,
NULL);
status = messages_get("Selecting");
}
}
else if (mouse & BROWSER_MOUSE_PRESS_1)
selection_clear(&html->sel, true);
break;
case GADGET_TEXTBOX:
case GADGET_PASSWORD:
status = messages_get("FormTextbox");
pointer = get_pointer_shape(gadget_box, false);
if ((mouse & BROWSER_MOUSE_PRESS_1) &&
!(mouse & (BROWSER_MOUSE_MOD_1 |
BROWSER_MOUSE_MOD_2))) {
textinput_input_click(c,
gadget_box,
gadget_box_x,
gadget_box_y,
x - gadget_box_x,
y - gadget_box_y);
}
if (text_box) {
int pixel_offset;
size_t idx;
if (mouse & (BROWSER_MOUSE_DRAG_1 |
BROWSER_MOUSE_DRAG_2))
selection_init(&html->sel, gadget_box);
font_plot_style_from_css(text_box->style,
&fstyle);
nsfont.font_position_in_string(&fstyle,
text_box->text,
text_box->length,
x - gadget_box_x - text_box->x,
&idx,
&pixel_offset);
selection_click(&html->sel, mouse,
text_box->byte_offset + idx);
if (selection_dragging(&html->sel))
browser_window_set_drag_type(bw,
DRAGGING_SELECTION,
NULL);
}
else if (mouse & BROWSER_MOUSE_PRESS_1)
selection_clear(&html->sel, true);
break;
case GADGET_HIDDEN:
/* not possible: no box generated */
break;
case GADGET_RESET:
status = messages_get("FormReset");
break;
case GADGET_FILE:
status = messages_get("FormFile");
break;
case GADGET_BUTTON:
/* This gadget cannot be activated */
status = messages_get("FormButton");
break;
}
} else if (object && (mouse & BROWSER_MOUSE_MOD_2)) {
if (mouse & BROWSER_MOUSE_DRAG_2) {
msg_data.dragsave.type = CONTENT_SAVE_NATIVE;
msg_data.dragsave.content = object;
content_broadcast(c, CONTENT_MSG_DRAGSAVE, msg_data);
} else if (mouse & BROWSER_MOUSE_DRAG_1) {
msg_data.dragsave.type = CONTENT_SAVE_ORIG;
msg_data.dragsave.content = object;
content_broadcast(c, CONTENT_MSG_DRAGSAVE, msg_data);
}
/* \todo should have a drag-saving object msg */
} else if (iframe) {
int pos_x, pos_y;
float scale = browser_window_get_scale(bw);
browser_window_get_position(iframe, false, &pos_x, &pos_y);
pos_x /= scale;
pos_y /= scale;
if (mouse & BROWSER_MOUSE_CLICK_1 ||
mouse & BROWSER_MOUSE_CLICK_2) {
browser_window_mouse_click(iframe, mouse,
x - pos_x, y - pos_y);
} else {
browser_window_mouse_track(iframe, mouse,
x - pos_x, y - pos_y);
}
} else if (html_object_box) {
if (mouse & BROWSER_MOUSE_CLICK_1 ||
mouse & BROWSER_MOUSE_CLICK_2) {
content_mouse_action(html_object_box->object,
bw, mouse,
x - html_object_pos_x,
y - html_object_pos_y);
} else {
content_mouse_track(html_object_box->object,
bw, mouse,
x - html_object_pos_x,
y - html_object_pos_y);
}
} else if (url) {
if (title) {
snprintf(status_buffer, sizeof status_buffer, "%s: %s",
nsurl_access(url), title);
status = status_buffer;
} else
status = nsurl_access(url);
pointer = get_pointer_shape(url_box, imagemap);
if (mouse & BROWSER_MOUSE_CLICK_1 &&
mouse & BROWSER_MOUSE_MOD_1) {
/* force download of link */
browser_window_go_post(bw, nsurl_access(url), 0, 0,
false,
nsurl_access(content_get_url(c)),
true, true, 0);
} else if (mouse & BROWSER_MOUSE_CLICK_2 &&
mouse & BROWSER_MOUSE_MOD_1) {
msg_data.savelink.url = nsurl_access(url);
msg_data.savelink.title = title;
content_broadcast(c, CONTENT_MSG_SAVELINK, msg_data);
} else if (mouse & (BROWSER_MOUSE_CLICK_1 |
BROWSER_MOUSE_CLICK_2))
action = ACTION_GO;
} else {
bool done = false;
/* frame resizing */
if (browser_window_frame_resize_start(bw, mouse, x, y,
&pointer)) {
if (mouse & (BROWSER_MOUSE_DRAG_1 |
BROWSER_MOUSE_DRAG_2)) {
status = messages_get("FrameDrag");
}
done = true;
}
/* if clicking in the main page, remove the selection from any
* text areas */
if (!done) {
struct box *layout = html->layout;
if (mouse && (mouse < BROWSER_MOUSE_MOD_1) &&
selection_root(&html->sel) != layout) {
selection_init(&html->sel, layout);
}
if (text_box) {
int pixel_offset;
size_t idx;
font_plot_style_from_css(text_box->style,
&fstyle);
nsfont.font_position_in_string(&fstyle,
text_box->text,
text_box->length,
x - text_box_x,
&idx,
&pixel_offset);
if (selection_click(&html->sel, mouse,
text_box->byte_offset + idx)) {
/* key presses must be directed at the
* main browser window, paste text
* operations ignored */
if (selection_dragging(&html->sel)) {
browser_window_set_drag_type(bw,
DRAGGING_SELECTION,
NULL);
status = messages_get(
"Selecting");
}
done = true;
}
} else if (mouse & BROWSER_MOUSE_PRESS_1)
selection_clear(&html->sel, true);
}
if (!done) {
if (title)
status = title;
if (mouse & BROWSER_MOUSE_DRAG_1) {
if (mouse & BROWSER_MOUSE_MOD_2) {
msg_data.dragsave.type =
CONTENT_SAVE_COMPLETE;
msg_data.dragsave.content = NULL;
content_broadcast(c,
CONTENT_MSG_DRAGSAVE,
msg_data);
} else {
if (drag_candidate == NULL) {
browser_window_page_drag_start(
bw, x, y);
} else {
html_box_drag_start(
drag_candidate,
x, y);
}
pointer = BROWSER_POINTER_MOVE;
}
}
else if (mouse & BROWSER_MOUSE_DRAG_2) {
if (mouse & BROWSER_MOUSE_MOD_2) {
msg_data.dragsave.type =
CONTENT_SAVE_SOURCE;
msg_data.dragsave.content = NULL;
content_broadcast(c,
CONTENT_MSG_DRAGSAVE,
msg_data);
} else {
if (drag_candidate == NULL) {
browser_window_page_drag_start(
bw, x, y);
} else {
html_box_drag_start(
drag_candidate,
x, y);
}
pointer = BROWSER_POINTER_MOVE;
}
}
}
if (mouse && mouse < BROWSER_MOUSE_MOD_1) {
/* ensure key presses still act on the browser window */
browser_window_remove_caret(bw);
}
}
if (!iframe && !html_object_box) {
msg_data.explicit_status_text = status;
content_broadcast(c, CONTENT_MSG_STATUS, msg_data);
msg_data.pointer = pointer;
content_broadcast(c, CONTENT_MSG_POINTER, msg_data);
}
/* fire dom click event */
if ((mouse & BROWSER_MOUSE_CLICK_1) ||
(mouse & BROWSER_MOUSE_CLICK_2)) {
js_fire_event(html->jscontext, "click", html->document, node);
}
/* deferred actions that can cause this browser_window to be destroyed
* and must therefore be done after set_status/pointer
*/
switch (action) {
case ACTION_SUBMIT:
form_submit(content_get_url(c),
browser_window_find_target(bw, target, mouse),
gadget->form, gadget);
break;
case ACTION_GO:
browser_window_go(browser_window_find_target(bw, target, mouse),
nsurl_access(url),
nsurl_access(content_get_url(c)), true);
break;
case ACTION_NONE:
break;
}
}
bool box_textarea_keypress(html_content *html, struct box *box, uint32_t key)
{
struct form_control *gadget = box->gadget;
struct textarea *ta = gadget->data.text.ta;
struct form* form = box->gadget->form;
struct content *c = (struct content *) html;
assert(ta != NULL);
if (gadget->type != GADGET_TEXTAREA) {
switch (key) {
case NS_KEY_NL:
case NS_KEY_CR:
if (form)
form_submit(content_get_url(c), html->bw,
form, 0);
return true;
case NS_KEY_TAB:
{
struct form_control *next_input;
/* Find next text entry field that is actually
* displayed (i.e. has an associated box) */
for (next_input = gadget->next;
next_input &&
((next_input->type != GADGET_TEXTBOX &&
next_input->type != GADGET_TEXTAREA &&
next_input->type != GADGET_PASSWORD) ||
!next_input->box);
next_input = next_input->next)
;
if (!next_input)
return true;
textarea_set_caret(ta, -1);
textarea_set_caret(next_input->data.text.ta, 0);
}
return true;
case NS_KEY_SHIFT_TAB:
{
struct form_control *prev_input;
/* Find previous text entry field that is actually
* displayed (i.e. has an associated box) */
for (prev_input = gadget->prev;
prev_input &&
((prev_input->type != GADGET_TEXTBOX &&
prev_input->type != GADGET_TEXTAREA &&
prev_input->type != GADGET_PASSWORD) ||
!prev_input->box);
prev_input = prev_input->prev)
;
if (!prev_input)
return true;
textarea_set_caret(ta, -1);
textarea_set_caret(prev_input->data.text.ta, 0);
}
return true;
default:
/* Pass to textarea widget */
break;
}
}
return textarea_keypress(ta, key);
}
bool save_complete_html(hlcache_handle *c, const char *path, bool index,
struct save_complete_entry **list)
{
struct html_stylesheet *sheets;
struct content_html_object *objects;
const char *base_url;
char filename[256];
unsigned int i, count;
xmlDocPtr doc;
bool res;
if (content_get_type(c) != CONTENT_HTML)
return false;
if (save_complete_list_check(c, *list))
return true;
base_url = html_get_base_url(c);
/* save stylesheets, ignoring the base and adblocking sheets */
sheets = html_get_stylesheets(c, &count);
for (i = STYLESHEET_START; i != count; i++) {
hlcache_handle *css;
const char *css_data;
unsigned long css_size;
char *source;
int source_len;
struct nscss_import *imports;
uint32_t import_count;
if (sheets[i].type == HTML_STYLESHEET_INTERNAL) {
if (save_imported_sheets(
sheets[i].data.internal->imports,
sheets[i].data.internal->import_count,
path, list) == false)
return false;
continue;
}
css = sheets[i].data.external;
if (!css)
continue;
if (save_complete_list_check(css, *list))
continue;
if (!save_complete_list_add(css, list)) {
warn_user("NoMemory", 0);
return false;
}
imports = nscss_get_imports(css, &import_count);
if (!save_imported_sheets(imports, import_count, path, list))
return false;
snprintf(filename, sizeof filename, "%p", css);
css_data = content_get_source_data(css, &css_size);
source = rewrite_stylesheet_urls(css_data, css_size,
&source_len, content_get_url(css),
*list);
if (!source) {
warn_user("NoMemory", 0);
return false;
}
res = save_complete_gui_save(path, filename, source_len,
source, CONTENT_CSS);
free(source);
if (res == false)
return false;
}
/* save objects */
objects = html_get_objects(c, &count);
for (i = 0; i != count; i++) {
hlcache_handle *obj = objects[i].content;
const char *obj_data;
unsigned long obj_size;
if (obj == NULL || content_get_type(obj) >= CONTENT_OTHER)
continue;
obj_data = content_get_source_data(obj, &obj_size);
if (obj_data == NULL)
continue;
if (save_complete_list_check(obj, *list))
continue;
if (!save_complete_list_add(obj, list)) {
warn_user("NoMemory", 0);
return false;
}
if (content_get_type(obj) == CONTENT_HTML) {
if (!save_complete_html(obj, path, false, list))
return false;
continue;
}
snprintf(filename, sizeof filename, "%p", obj);
res = save_complete_gui_save(path, filename,
obj_size, obj_data, content_get_type(obj));
if(res == false)
return false;
}
/*save_complete_list_dump();*/
/* copy document */
doc = xmlCopyDoc(html_get_document(c), 1);
if (doc == NULL) {
warn_user("NoMemory", 0);
return false;
}
/* rewrite all urls we know about */
if (!rewrite_document_urls(doc, html_get_base_url(c), *list)) {
xmlFreeDoc(doc);
warn_user("NoMemory", 0);
return false;
}
/* save the html file out last of all */
if (index)
snprintf(filename, sizeof filename, "index");
else
snprintf(filename, sizeof filename, "%p", c);
errno = 0;
if (save_complete_htmlSaveFileFormat(path, filename, doc, 0, 0) == -1) {
if (errno)
warn_user("SaveError", strerror(errno));
else
warn_user("SaveError", "htmlSaveFileFormat failed");
xmlFreeDoc(doc);
return false;
}
xmlFreeDoc(doc);
return true;
}
nserror favicon_callback(hlcache_handle *icon,
const hlcache_event *event, void *pw)
{
struct content *c = pw;
switch (event->type) {
case CONTENT_MSG_LOADING:
/* check that the favicon is really a correct image type */
if (content_get_type(icon) == CONTENT_UNKNOWN) {
union content_msg_data msg_data;
LOG(("%s is not a favicon", content_get_url(icon)));
hlcache_handle_abort(icon);
hlcache_handle_release(icon);
c->data.html.favicon = NULL;
c->active -= 1;
content_add_error(c, "NotFavIco", 0);
msg_data.error = messages_get("NotFavIco");
content_broadcast(c, CONTENT_MSG_STATUS, msg_data);
}
break;
case CONTENT_MSG_READY:
break;
case CONTENT_MSG_DONE:
c->active -= 1;
break;
case CONTENT_MSG_ERROR:
LOG(("favicon %s failed: %s",
content_get_url(icon), event->data.error));
hlcache_handle_release(c->data.html.favicon);
c->data.html.favicon = NULL;
content_add_error(c, "?", 0);
c->active -= 1;
break;
case CONTENT_MSG_STATUS:
content_broadcast(c, CONTENT_MSG_STATUS, event->data);
break;
case CONTENT_MSG_REDRAW:
/* Fall through */
case CONTENT_MSG_REFRESH:
/* Fall through */
case CONTENT_MSG_REFORMAT:
break;
default:
assert(0);
}
if (c->active == 0) {
/* all objects have arrived */
content__reformat(c, c->available_width, c->height);
html_set_status(c, "");
content_set_done(c);
}
return NSERROR_OK;
}
void gui_cert_verify(struct browser_window *bw, hlcache_handle *c,
const struct ssl_cert_info *certs, unsigned long num)
{
const struct ssl_cert_info *from;
struct session_cert *to;
struct session_data *data;
struct tree *tree;
struct node *node;
long i;
STRPTR yesorno,reqcontents;
int res = 0;
struct treeview_window *twin;
assert(bw && c && certs);
/* copy the certificate information */
data = calloc(1, sizeof(struct session_data));
if (!data) {
warn_user("NoMemory", 0);
return;
}
data->url = strdup(content_get_url(c));
if (!data->url) {
free(data);
warn_user("NoMemory", 0);
return;
}
data->bw = bw;
data->num = num;
data->certs = calloc(num, sizeof(struct session_cert));
if (!data->certs) {
free(data->url);
free(data);
warn_user("NoMemory", 0);
return;
}
for (i = 0; i < (long)num; i++) {
to = &data->certs[i];
from = &certs[i];
to->subject_t = strdup(from->subject);
to->issuer_t = strdup(from->issuer);
if ((!to->subject_t) || (!to->issuer_t)) {
for (; i >= 0; i--) {
to = &data->certs[i];
free(to->subject_t);
free(to->issuer_t);
}
free(data->certs);
free(data->url);
free(data);
warn_user("NoMemory", 0);
return;
}
snprintf(to->version, sizeof data->certs->version, "%ld",
from->version);
snprintf(to->valid_from, sizeof data->certs->valid_from, "%s",
from->not_before);
snprintf(to->type, sizeof data->certs->type, "%d",
from->cert_type);
snprintf(to->valid_to, sizeof data->certs->valid_to, "%s",
from->not_after);
snprintf(to->serial, sizeof data->certs->serial, "%ld",
from->serial);
}
tree = calloc(sizeof(struct tree), 1);
if (!tree) {
//ro_gui_cert_close(ssl_w);
warn_user("NoMemory", 0);
return;
}
tree->root = tree_create_folder_node(NULL, "Root");
if (!tree->root) {
// ro_gui_cert_close(ssl_w);
warn_user("NoMemory", 0);
free(tree);
tree = NULL;
return;
}
tree->root->expanded = true;
tree->handle = 0;
tree->movable = false;
tree->no_drag = true;
tree->no_vscroll = true;
tree->no_furniture = true;
tree->single_selection = true;
data->tree = tree;
/* put the SSL names in the tree */
for (i = 0; i < (long)num; i++) {
node = tree_create_leaf_node(tree->root, certs[i].subject);
if (node) {
node->data.data = TREE_ELEMENT_SSL;
tree_set_node_sprite(node, "small_xxx", "small_xxx");
}
}
tree_initialise(tree);
ami_open_tree(tree,AMI_TREE_SSLCERT);
twin = (struct treeview_window *)data->tree->handle;
if(yesorno = ASPrintf("%s|%s",messages_get("Accept"),messages_get("Reject")))
{
if(reqcontents = ASPrintf("%s\n\n%s: %s\n%s: %s\n%s: %s\n%s: %s\n%s: %s",
messages_get("SSLError"),
messages_get("Subject"),
to->subject_t,
messages_get("Issuer"),
to->issuer_t,
messages_get("Version"),
to->version,
messages_get("ValidFrom"),
to->valid_from,
messages_get("ValidTo"),
to->valid_to))
{
res = TimedDosRequesterTags(TDR_ImageType,TDRIMAGE_QUESTION,
TDR_Window,twin->win,
TDR_TitleString,messages_get("NetSurf"),
TDR_GadgetString,yesorno,
TDR_FormatString,reqcontents,
TAG_DONE);
FreeVec(reqcontents);
}
FreeVec(yesorno);
}
if(res == 1)
{
ami_gui_cert_apply(data);
}
ami_gui_cert_close(data);
}
bool amiga_icon_convert(struct content *c)
{
amiga_icon_content *icon_c = (amiga_icon_content *)c;
union content_msg_data msg_data;
struct DiskObject *dobj;
ULONG *imagebuf;
unsigned char *imagebufptr = NULL;
ULONG size;
int width = 0, height = 0;
long format = 0;
int err = 0;
uint8 r, g, b, a;
ULONG offset;
const char *url;
char *filename;
char *p;
ULONG trans, pals1;
struct ColorRegister *pal1;
url = nsurl_access(content_get_url(c));
filename = url_to_path(url);
/* This loader will only work on local files, so fail if not a local path */
if(filename == NULL)
{
msg_data.error = messages_get("NoMemory");
content_broadcast(c, CONTENT_MSG_ERROR, msg_data);
return false;
}
p = strstr(filename, ".info");
*p = '\0';
dobj = GetIconTagList(filename, NULL);
if(dobj == NULL)
{
msg_data.error = messages_get("NoMemory");
content_broadcast(c, CONTENT_MSG_ERROR, msg_data);
return false;
}
err = IconControl(dobj,
ICONCTRLA_GetImageDataFormat,&format,
ICONCTRLA_GetWidth,&width,
ICONCTRLA_GetHeight,&height,
TAG_DONE);
/* Check icon is direct mapped (truecolour) or palette-mapped colour.
We need additional code to handle planar icons */
if((format != IDFMT_DIRECTMAPPED) && (format==IDFMT_PALETTEMAPPED)) {
if(dobj) FreeDiskObject(dobj);
return false;
}
icon_c->bitmap = bitmap_create(width, height, BITMAP_NEW);
if (!icon_c->bitmap) {
msg_data.error = messages_get("NoMemory");
content_broadcast(c, CONTENT_MSG_ERROR, msg_data);
if(dobj) FreeDiskObject(dobj);
return false;
}
imagebuf = (ULONG *) bitmap_get_buffer(icon_c->bitmap);
if (!imagebuf) {
msg_data.error = messages_get("NoMemory");
content_broadcast(c, CONTENT_MSG_ERROR, msg_data);
if(dobj) FreeDiskObject(dobj);
return false;
}
err = IconControl(dobj,
ICONCTRLA_GetImageData1, &imagebufptr,
TAG_DONE);
if(format==IDFMT_PALETTEMAPPED)
{
IconControl(dobj, ICONCTRLA_GetTransparentColor1, &trans,
ICONCTRLA_GetPalette1, &pal1,
ICONCTRLA_GetPaletteSize1, &pals1,
TAG_DONE);
imagebufptr = (unsigned char *) amiga_icon_convertcolouricon32((UBYTE *)imagebufptr,
width, height, trans, pals1, pal1, 0xff);
}
/* Decoded data is ARGB, so ensure correct byte order */
size = width * height * 4;
for (offset = 0; offset < size; offset += 4) {
b = imagebufptr[offset+3];
g = imagebufptr[offset+2];
r = imagebufptr[offset+1];
a = imagebufptr[offset];
*imagebuf = r << 24 | g << 16 | b << 8 | a;
imagebuf++;
}
c->width = width;
c->height = height;
bitmap_modified(icon_c->bitmap);
content_set_ready(c);
content_set_done(c);
content_set_status(c, "");
if(dobj) FreeDiskObject(dobj);
if(format==IDFMT_PALETTEMAPPED)
FreeVec(imagebufptr);
return true;
}
/* exported interface documented in render/html_internal.h */
nserror html_css_new_stylesheets(html_content *c)
{
nserror ns_error;
hlcache_child_context child;
if (c->stylesheets != NULL) {
return NSERROR_OK; /* already initialised */
}
/* stylesheet 0 is the base style sheet,
* stylesheet 1 is the quirks mode style sheet,
* stylesheet 2 is the adblocking stylesheet,
* stylesheet 3 is the user stylesheet */
c->stylesheets = calloc(STYLESHEET_START,
sizeof(struct html_stylesheet));
if (c->stylesheets == NULL) {
return NSERROR_NOMEM;
}
c->stylesheets[STYLESHEET_BASE].sheet = NULL;
c->stylesheets[STYLESHEET_QUIRKS].sheet = NULL;
c->stylesheets[STYLESHEET_ADBLOCK].sheet = NULL;
c->stylesheets[STYLESHEET_USER].sheet = NULL;
c->stylesheet_count = STYLESHEET_START;
child.charset = c->encoding;
child.quirks = c->base.quirks;
ns_error = hlcache_handle_retrieve(html_default_stylesheet_url, 0,
content_get_url(&c->base), NULL,
html_convert_css_callback, c, &child, CONTENT_CSS,
&c->stylesheets[STYLESHEET_BASE].sheet);
if (ns_error != NSERROR_OK) {
return ns_error;
}
c->base.active++;
LOG("%d fetches active", c->base.active);
if (nsoption_bool(block_advertisements)) {
ns_error = hlcache_handle_retrieve(html_adblock_stylesheet_url,
0, content_get_url(&c->base), NULL,
html_convert_css_callback,
c, &child, CONTENT_CSS,
&c->stylesheets[STYLESHEET_ADBLOCK].sheet);
if (ns_error != NSERROR_OK) {
return ns_error;
}
c->base.active++;
LOG("%d fetches active", c->base.active);
}
ns_error = hlcache_handle_retrieve(html_user_stylesheet_url, 0,
content_get_url(&c->base), NULL,
html_convert_css_callback, c, &child, CONTENT_CSS,
&c->stylesheets[STYLESHEET_USER].sheet);
if (ns_error != NSERROR_OK) {
return ns_error;
}
c->base.active++;
LOG("%d fetches active", c->base.active);
return ns_error;
}
/**
* process a script with a src tag
*/
static dom_hubbub_error
exec_src_script(html_content *c,
dom_node *node,
dom_string *mimetype,
dom_string *src)
{
nserror ns_error;
nsurl *joined;
hlcache_child_context child;
struct html_script *nscript;
union content_msg_data msg_data;
bool async;
bool defer;
enum html_script_type script_type;
hlcache_handle_callback script_cb;
dom_hubbub_error ret = DOM_HUBBUB_OK;
dom_exception exc; /* returned by libdom functions */
/* src url */
ns_error = nsurl_join(c->base_url, dom_string_data(src), &joined);
if (ns_error != NSERROR_OK) {
msg_data.error = messages_get("NoMemory");
content_broadcast(&c->base, CONTENT_MSG_ERROR, msg_data);
return DOM_HUBBUB_NOMEM;
}
LOG(("script %i '%s'", c->scripts_count, nsurl_access(joined)));
/* there are three ways to process the script tag at this point:
*
* Syncronously pause the parent parse and continue after
* the script has downloaded and executed. (default)
* Async Start the script downloading and execute it when it
* becomes available.
* Defered Start the script downloading and execute it when
* the page has completed parsing, may be set along
* with async where it is ignored.
*/
/* we interpret the presence of the async and defer attribute
* as true and ignore its value, technically only the empty
* value or the attribute name itself are valid. However
* various browsers interpret this in various ways the most
* compatible approach is to be liberal and accept any
* value. Note setting the values to "false" still makes them true!
*/
exc = dom_element_has_attribute(node, corestring_dom_async, &async);
if (exc != DOM_NO_ERR) {
return DOM_HUBBUB_OK; /* dom error */
}
if (async) {
/* asyncronous script */
script_type = HTML_SCRIPT_ASYNC;
script_cb = convert_script_async_cb;
} else {
exc = dom_element_has_attribute(node,
corestring_dom_defer, &defer);
if (exc != DOM_NO_ERR) {
return DOM_HUBBUB_OK; /* dom error */
}
if (defer) {
/* defered script */
script_type = HTML_SCRIPT_DEFER;
script_cb = convert_script_defer_cb;
} else {
/* syncronous script */
script_type = HTML_SCRIPT_SYNC;
script_cb = convert_script_sync_cb;
}
}
nscript = html_process_new_script(c, mimetype, script_type);
if (nscript == NULL) {
nsurl_unref(joined);
msg_data.error = messages_get("NoMemory");
content_broadcast(&c->base, CONTENT_MSG_ERROR, msg_data);
return DOM_HUBBUB_NOMEM;
}
/* set up child fetch encoding and quirks */
child.charset = c->encoding;
child.quirks = c->base.quirks;
ns_error = hlcache_handle_retrieve(joined,
0,
content_get_url(&c->base),
NULL,
script_cb,
c,
&child,
CONTENT_SCRIPT,
&nscript->data.handle);
nsurl_unref(joined);
if (ns_error != NSERROR_OK) {
/* @todo Deal with fetch error better. currently assume
* fetch never became active
*/
/* mark duff script fetch as already started */
nscript->already_started = true;
LOG(("Fetch failed with error %d",ns_error));
} else {
/* update base content active fetch count */
c->base.active++;
LOG(("%d fetches active", c->base.active));
switch (script_type) {
case HTML_SCRIPT_SYNC:
ret = DOM_HUBBUB_HUBBUB_ERR | HUBBUB_PAUSED;
case HTML_SCRIPT_ASYNC:
break;
case HTML_SCRIPT_DEFER:
break;
default:
assert(0);
}
}
return ret;
}
bool html_css_process_link(html_content *htmlc, dom_node *node)
{
dom_string *rel, *type_attr, *media, *href;
struct html_stylesheet *stylesheets;
nsurl *joined;
dom_exception exc;
nserror ns_error;
hlcache_child_context child;
/* rel=<space separated list, including 'stylesheet'> */
exc = dom_element_get_attribute(node, corestring_dom_rel, &rel);
if (exc != DOM_NO_ERR || rel == NULL)
return true;
if (strcasestr(dom_string_data(rel), "stylesheet") == 0) {
dom_string_unref(rel);
return true;
} else if (strcasestr(dom_string_data(rel), "alternate") != 0) {
/* Ignore alternate stylesheets */
dom_string_unref(rel);
return true;
}
dom_string_unref(rel);
/* type='text/css' or not present */
exc = dom_element_get_attribute(node, corestring_dom_type, &type_attr);
if (exc == DOM_NO_ERR && type_attr != NULL) {
if (!dom_string_caseless_lwc_isequal(type_attr,
corestring_lwc_text_css)) {
dom_string_unref(type_attr);
return true;
}
dom_string_unref(type_attr);
}
/* media contains 'screen' or 'all' or not present */
exc = dom_element_get_attribute(node, corestring_dom_media, &media);
if (exc == DOM_NO_ERR && media != NULL) {
if (strcasestr(dom_string_data(media), "screen") == NULL &&
strcasestr(dom_string_data(media), "all") == NULL) {
dom_string_unref(media);
return true;
}
dom_string_unref(media);
}
/* href='...' */
exc = dom_element_get_attribute(node, corestring_dom_href, &href);
if (exc != DOM_NO_ERR || href == NULL)
return true;
/* TODO: only the first preferred stylesheets (ie.
* those with a title attribute) should be loaded
* (see HTML4 14.3) */
ns_error = nsurl_join(htmlc->base_url, dom_string_data(href), &joined);
if (ns_error != NSERROR_OK) {
dom_string_unref(href);
goto no_memory;
}
dom_string_unref(href);
LOG("linked stylesheet %i '%s'", htmlc->stylesheet_count, nsurl_access(joined));
/* extend stylesheets array to allow for new sheet */
stylesheets = realloc(htmlc->stylesheets,
sizeof(struct html_stylesheet) *
(htmlc->stylesheet_count + 1));
if (stylesheets == NULL) {
nsurl_unref(joined);
ns_error = NSERROR_NOMEM;
goto no_memory;
}
htmlc->stylesheets = stylesheets;
htmlc->stylesheets[htmlc->stylesheet_count].node = NULL;
htmlc->stylesheets[htmlc->stylesheet_count].modified = false;
/* start fetch */
child.charset = htmlc->encoding;
child.quirks = htmlc->base.quirks;
ns_error = hlcache_handle_retrieve(joined, 0,
content_get_url(&htmlc->base),
NULL, html_convert_css_callback,
htmlc, &child, CONTENT_CSS,
&htmlc->stylesheets[htmlc->stylesheet_count].sheet);
nsurl_unref(joined);
if (ns_error != NSERROR_OK)
goto no_memory;
htmlc->stylesheet_count++;
htmlc->base.active++;
LOG("%d fetches active", htmlc->base.active);
return true;
no_memory:
content_broadcast_errorcode(&htmlc->base, ns_error);
return false;
}
option_accept_language = strdup((const char *) lang);
if (option_accept_language == NULL)
option_accept_language = old_lang;
else
free(old_lang);
g_free(lang);
return FALSE;
}
ENTRY_CHANGED(entryHomePageURL, option_homepage_url)
END_HANDLER
BUTTON_CLICKED(setCurrentPage)
const gchar *url = content_get_url(current_browser->current_content);
gtk_entry_set_text(GTK_ENTRY(entryHomePageURL), url);
option_homepage_url =
strdup(gtk_entry_get_text(GTK_ENTRY(entryHomePageURL)));
END_HANDLER
BUTTON_CLICKED(setDefaultPage)
gtk_entry_set_text(GTK_ENTRY(entryHomePageURL),
"http://www.netsurf-browser.org/welcome/");
option_homepage_url =
strdup(gtk_entry_get_text(GTK_ENTRY(entryHomePageURL)));
END_HANDLER
CHECK_CHANGED(checkHideAdverts, option_block_ads)
END_HANDLER