/* ** Strip a possible byte-order-mark (BOM) from the blob. On Windows, if there ** is either no BOM at all or an (le/be) UTF-16 BOM, a conversion to UTF-8 is ** done. If useMbcs is false and there is no BOM, the input string is assumed ** to be UTF-8 already, so no conversion is done. */ void blob_to_utf8_no_bom(Blob *pBlob, int useMbcs){ char *zUtf8; int bomSize = 0; #if defined(_WIN32) || defined(__CYGWIN__) int bomReverse = 0; #endif if( starts_with_utf8_bom(pBlob, &bomSize) ){ struct Blob temp; zUtf8 = blob_str(pBlob) + bomSize; blob_zero(&temp); blob_append(&temp, zUtf8, -1); blob_swap(pBlob, &temp); blob_reset(&temp); #if defined(_WIN32) || defined(__CYGWIN__) }else if( starts_with_utf16_bom(pBlob, &bomSize, &bomReverse) ){ zUtf8 = blob_buffer(pBlob); if( bomReverse ){ /* Found BOM, but with reversed bytes */ unsigned int i = blob_size(pBlob); while( i>0 ){ /* swap bytes of unicode representation */ char zTemp = zUtf8[--i]; zUtf8[i] = zUtf8[i-1]; zUtf8[--i] = zTemp; } } /* Make sure the blob contains two terminating 0-bytes */ blob_append(pBlob, "", 1); zUtf8 = blob_str(pBlob) + bomSize; zUtf8 = fossil_unicode_to_utf8(zUtf8); blob_zero(pBlob); blob_append(pBlob, zUtf8, -1); fossil_unicode_free(zUtf8); #endif /* _WIN32 || __CYGWIN__ */ #if defined(_WIN32) }else if( useMbcs ){ zUtf8 = fossil_mbcs_to_utf8(blob_str(pBlob)); blob_reset(pBlob); blob_append(pBlob, zUtf8, -1); fossil_mbcs_free(zUtf8); #endif /* _WIN32 */ } }
cson_value * json_artifact_file(cson_object * zParent, int rid){ cson_object * pay = NULL; Stmt q = empty_Stmt; cson_array * checkin_arr = NULL; char contentFormat; i64 contentSize = -1; char * parentUuid; if( ! g.perm.Read ){ json_set_err(FSL_JSON_E_DENIED, "Requires 'o' privileges."); return NULL; } pay = zParent; contentFormat = json_artifact_get_content_format_flag(); if( 0 != contentFormat ){ Blob content = empty_blob; const char *zMime; char const * zFormat = (contentFormat<1) ? "raw" : "html"; content_get(rid, &content); zMime = mimetype_from_content(&content); cson_object_set(zParent, "contentType", json_new_string(zMime ? zMime : "text/plain")); if(!zMime){/* text/plain */ if(0 < blob_size(&content)){ if( 0 < contentFormat ){/*HTML-size it*/ Blob html = empty_blob; wiki_convert(&content, &html, 0); assert( blob_size(&content) < blob_size(&html) ); blob_swap( &html, &content ); assert( blob_size(&content) > blob_size(&html) ); blob_reset( &html ); }/*else as-is*/ } cson_object_set(zParent, "content", cson_value_new_string(blob_str(&content), (unsigned int)blob_size(&content))); }/*else binary: ignore*/ contentSize = blob_size(&content); cson_object_set(zParent, "contentSize", json_new_int(contentSize) ); cson_object_set(zParent, "contentFormat", json_new_string(zFormat) ); blob_reset(&content); } contentSize = db_int64(-1, "SELECT size FROM blob WHERE rid=%d", rid); assert( -1 < contentSize ); cson_object_set(zParent, "size", json_new_int(contentSize) ); parentUuid = db_text(NULL, "SELECT DISTINCT p.uuid " "FROM blob p, blob f, mlink m " "WHERE m.pid=p.rid " "AND m.fid=f.rid " "AND f.rid=%d", rid ); if(parentUuid){ cson_object_set( zParent, "parent", json_new_string(parentUuid) ); fossil_free(parentUuid); } /* Find checkins associated with this file... */ db_prepare(&q, "SELECT filename.name AS name, " " (mlink.pid==0) AS isNew," " (mlink.fid==0) AS isDel," " cast(strftime('%%s',event.mtime) as int) AS timestamp," " coalesce(event.ecomment,event.comment) as comment," " coalesce(event.euser,event.user) as user," #if 0 " a.size AS size," /* same for all checkins. */ #endif " b.uuid as checkin, " #if 0 " mlink.mperm as mperm," #endif " coalesce((SELECT value FROM tagxref" " WHERE tagid=%d AND tagtype>0 AND " " rid=mlink.mid),'trunk') as branch" " FROM mlink, filename, event, blob a, blob b" " WHERE filename.fnid=mlink.fnid" " AND event.objid=mlink.mid" " AND a.rid=mlink.fid" " AND b.rid=mlink.mid" " AND mlink.fid=%d" " ORDER BY filename.name, event.mtime", TAG_BRANCH, rid ); /* TODO: add a "state" flag for the file in each checkin, e.g. "modified", "new", "deleted". */ checkin_arr = cson_new_array(); cson_object_set(pay, "checkins", cson_array_value(checkin_arr)); while( (SQLITE_ROW==db_step(&q) ) ){ cson_object * row = cson_value_get_object(cson_sqlite3_row_to_object(q.pStmt)); /* FIXME: move this isNew/isDel stuff into an SQL CASE statement. */ char const isNew = cson_value_get_bool(cson_object_get(row,"isNew")); char const isDel = cson_value_get_bool(cson_object_get(row,"isDel")); cson_object_set(row, "isNew", NULL); cson_object_set(row, "isDel", NULL); cson_object_set(row, "state", json_new_string(json_artifact_status_to_string(isNew, isDel))); cson_array_append( checkin_arr, cson_object_value(row) ); } db_finalize(&q); return cson_object_value(pay); }