mirror of
https://github.com/netsurf-browser/netsurf
synced 2024-12-26 22:09:43 +03:00
[project @ 2005-01-01 22:05:20 by bursa]
xcalloc/xrealloc/xstrdup-purge week, part 5. Improve and simplify encoding detection. svn path=/import/netsurf/; revision=1416
This commit is contained in:
parent
ff8dc1f9d6
commit
7a71363d76
@ -259,6 +259,11 @@ ScrollH:Ziehen der Leiste scrollt horizontal
|
||||
ScrollPRight:Anklicken scrollt eine Seite nach rechts
|
||||
ScrollRight:Pfeil anklicken scrollt rechts
|
||||
|
||||
Encoding0:from HTTP headers
|
||||
Encoding1:detected
|
||||
Encoding2:from <meta>
|
||||
EncodingUnk:Unknown
|
||||
|
||||
# Interactive help
|
||||
HelpToolbar0:Schaltet zurück auf die zuvor dargestellte Seite.|MDer Inhalt wird dabei nicht aktualisiert.
|
||||
HelpToolbar1:Schaltet vorwärts auf die nächste Seite.|MDer Inhalt wird dabei nicht aktualisiert.
|
||||
|
@ -259,6 +259,11 @@ ScrollH:Drag the bar to scroll horizontally
|
||||
ScrollPRight:Click to scroll right one page
|
||||
ScrollRight:Click the arrow to scroll right
|
||||
|
||||
Encoding0:from HTTP headers
|
||||
Encoding1:detected
|
||||
Encoding2:from <meta>
|
||||
EncodingUnk:Unknown
|
||||
|
||||
# Interactive help
|
||||
HelpToolbar0:\Tback button.|M\Straverse back one page in the history tree.|MDoes not resubmit form information.
|
||||
HelpToolbar1:\Tforward button.|M\Straverse forward one page in the history tree.|MDoes not resubmit form information.
|
||||
|
@ -259,6 +259,11 @@ ScrollH:Drag the bar to scroll horizontally
|
||||
ScrollPRight:Click to scroll right one page
|
||||
ScrollRight:Click the arrow to scroll right
|
||||
|
||||
Encoding0:from HTTP headers
|
||||
Encoding1:detected
|
||||
Encoding2:from <meta>
|
||||
EncodingUnk:Unknown
|
||||
|
||||
# Interactive help
|
||||
HelpToolbar0:\Tle bouton de retour.|M\Srevenir d'une page en arrière dans l'historique.|MNe renvoie pas l'information de formulaire.
|
||||
HelpToolbar1:\Tle bouton d'avance.|M\Savancer d'une page dans l'historique.|MNe renvoie pas l'information de formulaire.
|
||||
|
24
render/box.c
24
render/box.c
@ -731,8 +731,9 @@ end:
|
||||
if (!url)
|
||||
return false;
|
||||
/* start fetch */
|
||||
html_fetch_object(content, url, box, image_types,
|
||||
content->available_width, 1000, true);
|
||||
if (!html_fetch_object(content, url, box, image_types,
|
||||
content->available_width, 1000, true))
|
||||
return false;
|
||||
}
|
||||
|
||||
return true;
|
||||
@ -1120,8 +1121,9 @@ struct box_result box_image(xmlNode *n, struct box_status *status,
|
||||
return (struct box_result) {box, false, false};
|
||||
|
||||
/* start fetch */
|
||||
html_fetch_object(status->content, url, box, image_types,
|
||||
status->content->available_width, 1000, false);
|
||||
if (!html_fetch_object(status->content, url, box, image_types,
|
||||
status->content->available_width, 1000, false))
|
||||
return (struct box_result) {0, false, true};
|
||||
|
||||
return (struct box_result) {box, false, false};
|
||||
}
|
||||
@ -1551,10 +1553,11 @@ struct box_result box_input(xmlNode *n, struct box_status *status,
|
||||
*/
|
||||
if (res == URL_FUNC_OK &&
|
||||
strcasecmp(url, status->content->data.html.base_url) != 0)
|
||||
html_fetch_object(status->content, url, box,
|
||||
if (!html_fetch_object(status->content, url, box,
|
||||
image_types,
|
||||
status->content->available_width,
|
||||
1000, false);
|
||||
1000, false))
|
||||
goto no_memory;
|
||||
xmlFree(s);
|
||||
}
|
||||
|
||||
@ -2942,7 +2945,8 @@ bool plugin_decode(struct content* content, char* url, struct box* box,
|
||||
* handle when we fetch it (if the type was not specified or is
|
||||
* different to that given in the attributes).
|
||||
*/
|
||||
html_fetch_object(content, url, box, 0, 1000, 1000, false);
|
||||
if (!html_fetch_object(content, url, box, 0, 1000, 1000, false))
|
||||
return false;
|
||||
|
||||
return true;
|
||||
}
|
||||
@ -3152,8 +3156,10 @@ struct box_result box_frameset(xmlNode *n, struct box_status *status,
|
||||
|
||||
LOG(("frame, url '%s'", url));
|
||||
|
||||
html_fetch_object(status->content, url, object_box, 0,
|
||||
object_width, object_height, false);
|
||||
if (!html_fetch_object(status->content, url,
|
||||
object_box, 0,
|
||||
object_width, object_height, false))
|
||||
return (struct box_result) {0, false, true};
|
||||
xmlFree(s);
|
||||
|
||||
c = c->next;
|
||||
|
353
render/html.c
353
render/html.c
@ -34,10 +34,12 @@
|
||||
#define CHUNK 4096
|
||||
|
||||
|
||||
static bool html_set_parser_encoding(struct content *c, const char *encoding);
|
||||
static const char *html_detect_encoding(const char *data, unsigned int size);
|
||||
static void html_convert_css_callback(content_msg msg, struct content *css,
|
||||
void *p1, void *p2, union content_msg_data data);
|
||||
static void html_head(struct content *c, xmlNode *head);
|
||||
static void html_find_stylesheets(struct content *c, xmlNode *head);
|
||||
static bool html_head(struct content *c, xmlNode *head);
|
||||
static bool html_find_stylesheets(struct content *c, xmlNode *head);
|
||||
static void html_object_callback(content_msg msg, struct content *object,
|
||||
void *p1, void *p2, union content_msg_data data);
|
||||
static void html_object_done(struct box *box, struct content *object,
|
||||
@ -58,44 +60,11 @@ bool html_create(struct content *c, const char *params[])
|
||||
unsigned int i;
|
||||
struct content_html_data *html = &c->data.html;
|
||||
union content_msg_data msg_data;
|
||||
xmlCharEncoding encXML = XML_CHAR_ENCODING_NONE;
|
||||
const char *encStr = NULL;
|
||||
|
||||
html->encoding = NULL;
|
||||
html->parser = 0;
|
||||
html->encoding_handler = 0;
|
||||
html->encoding = 0;
|
||||
html->getenc = true;
|
||||
|
||||
for (i = 0; params[i]; i += 2) {
|
||||
if (strcasecmp(params[i], "charset") == 0) {
|
||||
encXML = xmlParseCharEncoding(params[i + 1]);
|
||||
if (encXML != XML_CHAR_ENCODING_ERROR
|
||||
&& encXML != XML_CHAR_ENCODING_NONE) {
|
||||
/* encoding specified - trust the server... */
|
||||
html->encoding = xstrdup(xmlGetCharEncodingName(encXML));
|
||||
html->getenc = false;
|
||||
} else {
|
||||
encStr = xstrdup(params[i + 1]);
|
||||
}
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
html->parser = htmlCreatePushParserCtxt(0, 0, "", 0, 0, encXML);
|
||||
if (encStr != NULL) {
|
||||
xmlCharEncodingHandlerPtr handler;
|
||||
if ((handler = xmlFindCharEncodingHandler(encStr)) != NULL) {
|
||||
if (xmlSwitchToEncoding(html->parser, handler) == 0) {
|
||||
html->encoding = encStr;
|
||||
html->getenc = false;
|
||||
} else {
|
||||
LOG(("xmlSwitchToEncoding failed for <%s>\n", encStr));
|
||||
free((void *)encStr);
|
||||
}
|
||||
} else {
|
||||
LOG(("xmlFindCharEncodingHandler() failed for <%s>\n", encStr));
|
||||
free((void *)encStr);
|
||||
}
|
||||
}
|
||||
html->base_url = xstrdup(c->url);
|
||||
html->base_url = strdup(c->url);
|
||||
html->layout = 0;
|
||||
html->background_colour = TRANSPARENT;
|
||||
@ -106,26 +75,43 @@ bool html_create(struct content *c, const char *params[])
|
||||
html->object_count = 0;
|
||||
html->object = 0;
|
||||
html->imagemaps = 0;
|
||||
html->string_pool = pool_create(8000);
|
||||
html->box_pool = pool_create(sizeof (struct box) * 100);
|
||||
html->string_pool = pool_create(8000);
|
||||
html->bw = 0;
|
||||
|
||||
if (!html->parser || !html->base_url || !html->string_pool ||
|
||||
!html->box_pool) {
|
||||
htmlFreeParserCtxt(html->parser);
|
||||
free(html->base_url);
|
||||
if (html->string_pool)
|
||||
pool_destroy(html->string_pool);
|
||||
if (html->box_pool)
|
||||
pool_destroy(html->box_pool);
|
||||
if (!html->base_url || !html->string_pool || !html->box_pool)
|
||||
goto no_memory;
|
||||
|
||||
msg_data.error = messages_get("NoMemory");
|
||||
content_broadcast(c, CONTENT_MSG_ERROR, msg_data);
|
||||
warn_user("NoMemory", 0);
|
||||
return false;
|
||||
for (i = 0; params[i]; i += 2) {
|
||||
if (strcasecmp(params[i], "charset") == 0) {
|
||||
html->encoding = strdup(params[i + 1]);
|
||||
if (!html->encoding)
|
||||
goto no_memory;
|
||||
html->encoding_source = ENCODING_SOURCE_HEADER;
|
||||
html->getenc = false;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
html->parser = htmlCreatePushParserCtxt(0, 0, "", 0, 0,
|
||||
XML_CHAR_ENCODING_NONE);
|
||||
if (!html->parser)
|
||||
goto no_memory;
|
||||
|
||||
if (html->encoding) {
|
||||
/* an encoding was specified in the Content-Type header */
|
||||
if (!html_set_parser_encoding(c, html->encoding))
|
||||
return false;
|
||||
}
|
||||
|
||||
return true;
|
||||
|
||||
no_memory:
|
||||
/* memory allocated will be freed in html_destroy() */
|
||||
msg_data.error = messages_get("NoMemory");
|
||||
content_broadcast(c, CONTENT_MSG_ERROR, msg_data);
|
||||
warn_user("NoMemory", 0);
|
||||
return false;
|
||||
}
|
||||
|
||||
|
||||
@ -139,16 +125,22 @@ bool html_process_data(struct content *c, char *data, unsigned int size)
|
||||
{
|
||||
unsigned long x;
|
||||
|
||||
/* First time through, check if we need to detect the encoding
|
||||
* if so, detect it and reset the parser instance with it.
|
||||
* Do this detection only once.
|
||||
*/
|
||||
if (c->data.html.getenc) {
|
||||
xmlCharEncoding encoding = xmlDetectCharEncoding(data, size);
|
||||
if (encoding != XML_CHAR_ENCODING_ERROR &&
|
||||
encoding != XML_CHAR_ENCODING_NONE) {
|
||||
xmlSwitchEncoding(c->data.html.parser, encoding);
|
||||
c->data.html.encoding = xstrdup(xmlGetCharEncodingName(encoding));
|
||||
/* No encoding was specified in the Content-Type header.
|
||||
* Attempt to detect if the encoding is not 8-bit. If the
|
||||
* encoding is 8-bit, leave the parser unchanged, so that it
|
||||
* searches for a <meta http-equiv="content-type"
|
||||
* content="text/html; charset=...">. */
|
||||
const char *encoding;
|
||||
encoding = html_detect_encoding(data, size);
|
||||
if (encoding) {
|
||||
if (!html_set_parser_encoding(c, encoding))
|
||||
return false;
|
||||
c->data.html.encoding = strdup(encoding);
|
||||
if (!c->data.html.encoding)
|
||||
return false;
|
||||
c->data.html.encoding_source =
|
||||
ENCODING_SOURCE_DETECTED;
|
||||
}
|
||||
c->data.html.getenc = false;
|
||||
}
|
||||
@ -163,6 +155,80 @@ bool html_process_data(struct content *c, char *data, unsigned int size)
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Set the HTML parser character encoding.
|
||||
*
|
||||
* \param c content of type CONTENT_HTML
|
||||
* \param encoding name of encoding
|
||||
* \return true on success, false on error and error reported
|
||||
*/
|
||||
|
||||
bool html_set_parser_encoding(struct content *c, const char *encoding)
|
||||
{
|
||||
struct content_html_data *html = &c->data.html;
|
||||
xmlError *error;
|
||||
char error_message[500];
|
||||
union content_msg_data msg_data;
|
||||
|
||||
html->encoding_handler = xmlFindCharEncodingHandler(encoding);
|
||||
if (!html->encoding_handler) {
|
||||
/* either out of memory, or no handler available */
|
||||
/* assume no handler available, which is not a fatal error */
|
||||
LOG(("no encoding handler for \"%s\"", encoding));
|
||||
/* \todo warn user and ask them to install iconv? */
|
||||
return true;
|
||||
}
|
||||
|
||||
xmlCtxtResetLastError(html->parser);
|
||||
if (xmlSwitchToEncoding(html->parser, html->encoding_handler)) {
|
||||
error = xmlCtxtGetLastError(html->parser);
|
||||
snprintf(error_message, sizeof error_message,
|
||||
"%s xmlSwitchToEncoding(): %s",
|
||||
messages_get("MiscError"),
|
||||
error ? error->message : "failed");
|
||||
msg_data.error = error_message;
|
||||
content_broadcast(c, CONTENT_MSG_ERROR, msg_data);
|
||||
return false;
|
||||
}
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Attempt to detect the encoding of some HTML data.
|
||||
*
|
||||
* \param data HTML source data
|
||||
* \param size length of data
|
||||
* \return a constant string giving the encoding, or 0 if the encoding
|
||||
* appears to be some 8-bit encoding
|
||||
*/
|
||||
|
||||
const char *html_detect_encoding(const char *data, unsigned int size)
|
||||
{
|
||||
/* this detection assumes that the first two characters are <= 0xff */
|
||||
if (size < 4)
|
||||
return 0;
|
||||
if (data[0] == 0xfe && data[1] == 0xff) /* BOM fe ff */
|
||||
return "UTF-16BE";
|
||||
else if (data[0] == 0xfe && data[1] == 0xff) /* BOM ff fe */
|
||||
return "UTF-16LE";
|
||||
else if (data[0] == 0x00 && data[1] != 0x00 &&
|
||||
data[2] == 0x00 && data[3] != 0x00) /* 00 xx 00 xx */
|
||||
return "UTF-16BE";
|
||||
else if (data[0] != 0x00 && data[1] == 0x00 &&
|
||||
data[2] != 0x00 && data[3] == 0x00) /* xx 00 xx 00 */
|
||||
return "UTF-16BE";
|
||||
else if (data[0] == 0x00 && data[1] == 0x00 &&
|
||||
data[2] == 0x00 && data[3] != 0x00) /* 00 00 00 xx */
|
||||
return "ISO-10646-UCS-4";
|
||||
else if (data[0] != 0x00 && data[1] == 0x00 &&
|
||||
data[2] == 0x00 && data[3] == 0x00) /* xx 00 00 00 */
|
||||
return "ISO-10646-UCS-4";
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Convert a CONTENT_HTML for display.
|
||||
*
|
||||
@ -196,11 +262,19 @@ bool html_convert(struct content *c, int width, int height)
|
||||
content_broadcast(c, CONTENT_MSG_ERROR, msg_data);
|
||||
return false;
|
||||
}
|
||||
/* Last change to pick the Content-Type charset information if the
|
||||
* server didn't send it (or we're reading the HTML from disk)
|
||||
*/
|
||||
if (c->data.html.encoding == NULL && document->encoding != NULL)
|
||||
c->data.html.encoding = xstrdup(document->encoding);
|
||||
|
||||
if (!c->data.html.encoding && document->encoding) {
|
||||
/* The encoding was not in headers or detected, and the parser
|
||||
* found a <meta http-equiv="content-type"
|
||||
* content="text/html; charset=...">. */
|
||||
c->data.html.encoding = strdup(document->encoding);
|
||||
if (!c->data.html.encoding) {
|
||||
msg_data.error = messages_get("NoMemory");
|
||||
content_broadcast(c, CONTENT_MSG_ERROR, msg_data);
|
||||
return false;
|
||||
}
|
||||
c->data.html.encoding_source = ENCODING_SOURCE_META;
|
||||
}
|
||||
|
||||
/* locate html and head elements */
|
||||
for (html = document->children;
|
||||
@ -223,11 +297,20 @@ bool html_convert(struct content *c, int width, int height)
|
||||
LOG(("head element not found"));
|
||||
}
|
||||
|
||||
if (head != 0)
|
||||
html_head(c, head);
|
||||
if (head) {
|
||||
if (!html_head(c, head)) {
|
||||
msg_data.error = messages_get("NoMemory");
|
||||
content_broadcast(c, CONTENT_MSG_ERROR, msg_data);
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
/* get stylesheets */
|
||||
html_find_stylesheets(c, head);
|
||||
if (!html_find_stylesheets(c, head)) {
|
||||
msg_data.error = messages_get("NoMemory");
|
||||
content_broadcast(c, CONTENT_MSG_ERROR, msg_data);
|
||||
return false;
|
||||
}
|
||||
|
||||
/* convert xml tree to box tree */
|
||||
LOG(("XML to box"));
|
||||
@ -279,11 +362,12 @@ bool html_convert(struct content *c, int width, int height)
|
||||
*
|
||||
* \param c content structure
|
||||
* \param head xml node of head element
|
||||
* \return true on success, false on memory exhaustion
|
||||
*
|
||||
* The title and base href are extracted if present.
|
||||
*/
|
||||
|
||||
void html_head(struct content *c, xmlNode *head)
|
||||
bool html_head(struct content *c, xmlNode *head)
|
||||
{
|
||||
xmlNode *node;
|
||||
|
||||
@ -295,7 +379,11 @@ void html_head(struct content *c, xmlNode *head)
|
||||
|
||||
if (!c->title && strcmp(node->name, "title") == 0) {
|
||||
xmlChar *title = xmlNodeGetContent(node);
|
||||
if (!title)
|
||||
return false;
|
||||
c->title = squash_whitespace(title);
|
||||
if (!c->title)
|
||||
return false;
|
||||
xmlFree(title);
|
||||
|
||||
} else if (strcmp(node->name, "base") == 0) {
|
||||
@ -312,6 +400,7 @@ void html_head(struct content *c, xmlNode *head)
|
||||
}
|
||||
}
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
|
||||
@ -320,9 +409,10 @@ void html_head(struct content *c, xmlNode *head)
|
||||
*
|
||||
* \param c content structure
|
||||
* \param head xml node of head element, or 0 if none
|
||||
* \return true on success, false on memory exhaustion
|
||||
*/
|
||||
|
||||
void html_find_stylesheets(struct content *c, xmlNode *head)
|
||||
bool html_find_stylesheets(struct content *c, xmlNode *head)
|
||||
{
|
||||
xmlNode *node, *node2;
|
||||
char *rel, *type, *media, *href, *data, *url;
|
||||
@ -330,11 +420,15 @@ void html_find_stylesheets(struct content *c, xmlNode *head)
|
||||
unsigned int last_active = 0;
|
||||
union content_msg_data msg_data;
|
||||
url_func_result res;
|
||||
struct content **stylesheet_content;
|
||||
|
||||
/* stylesheet 0 is the base style sheet,
|
||||
* stylesheet 1 is the adblocking stylesheet,
|
||||
* stylesheet 2 is any <style> elements */
|
||||
c->data.html.stylesheet_content = xcalloc(STYLESHEET_START, sizeof(*c->data.html.stylesheet_content));
|
||||
c->data.html.stylesheet_content = malloc(STYLESHEET_START *
|
||||
sizeof *c->data.html.stylesheet_content);
|
||||
if (!c->data.html.stylesheet_content)
|
||||
return false;
|
||||
c->data.html.stylesheet_content[STYLESHEET_ADBLOCK] = 0;
|
||||
c->data.html.stylesheet_content[STYLESHEET_STYLE] = 0;
|
||||
c->data.html.stylesheet_count = STYLESHEET_START;
|
||||
@ -346,27 +440,29 @@ void html_find_stylesheets(struct content *c, xmlNode *head)
|
||||
html_convert_css_callback, c,
|
||||
(void *) STYLESHEET_BASE, c->width, c->height,
|
||||
true, 0, 0, false);
|
||||
assert(c->data.html.stylesheet_content[STYLESHEET_BASE]);
|
||||
if (!c->data.html.stylesheet_content[STYLESHEET_BASE])
|
||||
return false;
|
||||
c->active++;
|
||||
fetchcache_go(c->data.html.stylesheet_content[STYLESHEET_BASE], 0,
|
||||
html_convert_css_callback, c,
|
||||
(void *) STYLESHEET_BASE, 0, 0, false);
|
||||
|
||||
if (option_block_ads) {
|
||||
c->data.html.stylesheet_content[STYLESHEET_ADBLOCK] = fetchcache(
|
||||
adblock_stylesheet_url,
|
||||
html_convert_css_callback, c,
|
||||
(void *) STYLESHEET_ADBLOCK, c->width,
|
||||
c->height, true, 0, 0, false);
|
||||
if (c->data.html.stylesheet_content[STYLESHEET_ADBLOCK]) {
|
||||
c->active++;
|
||||
fetchcache_go(c->data.html.stylesheet_content[STYLESHEET_ADBLOCK],
|
||||
c->data.html.stylesheet_content[STYLESHEET_ADBLOCK] =
|
||||
fetchcache(adblock_stylesheet_url,
|
||||
html_convert_css_callback, c,
|
||||
(void *) STYLESHEET_ADBLOCK, c->width,
|
||||
c->height, true, 0, 0, false);
|
||||
if (!c->data.html.stylesheet_content[STYLESHEET_ADBLOCK])
|
||||
return false;
|
||||
c->active++;
|
||||
fetchcache_go(c->data.html.
|
||||
stylesheet_content[STYLESHEET_ADBLOCK],
|
||||
0, html_convert_css_callback, c,
|
||||
(void *) STYLESHEET_ADBLOCK, 0, 0, false);
|
||||
}
|
||||
}
|
||||
|
||||
for (node = head == 0 ? 0 : head->children; node != 0; node = node->next) {
|
||||
for (node = head == 0 ? 0 : head->children; node; node = node->next) {
|
||||
if (node->type != XML_ELEMENT_NODE)
|
||||
continue;
|
||||
|
||||
@ -414,20 +510,25 @@ void html_find_stylesheets(struct content *c, xmlNode *head)
|
||||
LOG(("linked stylesheet %i '%s'", i, url));
|
||||
|
||||
/* start fetch */
|
||||
c->data.html.stylesheet_content = xrealloc(c->data.html.stylesheet_content,
|
||||
(i + 1) * sizeof(*c->data.html.stylesheet_content));
|
||||
stylesheet_content = realloc(
|
||||
c->data.html.stylesheet_content,
|
||||
(i + 1) * sizeof
|
||||
*c->data.html.stylesheet_content);
|
||||
if (!stylesheet_content)
|
||||
return false;
|
||||
c->data.html.stylesheet_content = stylesheet_content;
|
||||
c->data.html.stylesheet_content[i] = fetchcache(url,
|
||||
html_convert_css_callback,
|
||||
c, (void *) i, c->width, c->height,
|
||||
true, 0, 0, false);
|
||||
if (c->data.html.stylesheet_content[i]) {
|
||||
c->active++;
|
||||
fetchcache_go(c->data.html.stylesheet_content[i],
|
||||
c->url,
|
||||
html_convert_css_callback,
|
||||
c, (void *) i,
|
||||
0, 0, false);
|
||||
}
|
||||
if (!c->data.html.stylesheet_content[i])
|
||||
return false;
|
||||
c->active++;
|
||||
fetchcache_go(c->data.html.stylesheet_content[i],
|
||||
c->url,
|
||||
html_convert_css_callback,
|
||||
c, (void *) i,
|
||||
0, 0, false);
|
||||
free(url);
|
||||
i++;
|
||||
|
||||
@ -459,12 +560,14 @@ void html_find_stylesheets(struct content *c, xmlNode *head)
|
||||
content_create(c->data.html.
|
||||
base_url);
|
||||
if (!c->data.html.stylesheet_content[STYLESHEET_STYLE])
|
||||
return;
|
||||
return false;
|
||||
if (!content_set_type(c->data.html.
|
||||
stylesheet_content[STYLESHEET_STYLE],
|
||||
CONTENT_CSS, "text/css",
|
||||
params))
|
||||
return;
|
||||
/** \todo not necessarily caused by
|
||||
* memory exhaustion */
|
||||
return false;
|
||||
}
|
||||
|
||||
/* can't just use xmlNodeGetContent(node), because that won't give
|
||||
@ -475,7 +578,9 @@ void html_find_stylesheets(struct content *c, xmlNode *head)
|
||||
stylesheet_content[STYLESHEET_STYLE],
|
||||
data, strlen(data))) {
|
||||
xmlFree(data);
|
||||
return;
|
||||
/** \todo not necessarily caused by
|
||||
* memory exhaustion */
|
||||
return false;
|
||||
}
|
||||
xmlFree(data);
|
||||
}
|
||||
@ -512,6 +617,8 @@ void html_find_stylesheets(struct content *c, xmlNode *head)
|
||||
/* content_set_status(c, "Warning: some stylesheets failed to load"); */
|
||||
/* content_broadcast(c, CONTENT_MSG_STATUS, msg_data); */
|
||||
/* } */
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
|
||||
@ -604,34 +711,41 @@ void html_convert_css_callback(content_msg msg, struct content *css,
|
||||
* \param available_width estimate of width of object
|
||||
* \param available_height estimate of height of object
|
||||
* \param background this is a background image
|
||||
* \return true on success, false on memory exhaustion
|
||||
*/
|
||||
|
||||
void html_fetch_object(struct content *c, char *url, struct box *box,
|
||||
bool html_fetch_object(struct content *c, char *url, struct box *box,
|
||||
const content_type *permitted_types,
|
||||
int available_width, int available_height,
|
||||
bool background)
|
||||
{
|
||||
unsigned int i = c->data.html.object_count;
|
||||
struct content_html_object *object;
|
||||
|
||||
/* add to object list */
|
||||
c->data.html.object = xrealloc(c->data.html.object,
|
||||
(i + 1) * sizeof(*c->data.html.object));
|
||||
object = realloc(c->data.html.object,
|
||||
(i + 1) * sizeof *c->data.html.object);
|
||||
if (!object)
|
||||
return false;
|
||||
c->data.html.object = object;
|
||||
c->data.html.object[i].url = url;
|
||||
c->data.html.object[i].box = box;
|
||||
c->data.html.object[i].permitted_types = permitted_types;
|
||||
c->data.html.object[i].background = background;
|
||||
c->data.html.object_count++;
|
||||
|
||||
/* start fetch */
|
||||
c->data.html.object[i].content = fetchcache(url, html_object_callback,
|
||||
c, (void *) i, available_width, available_height,
|
||||
true, 0, 0, false);
|
||||
if (c->data.html.object[i].content) {
|
||||
c->active++;
|
||||
fetchcache_go(c->data.html.object[i].content, c->url,
|
||||
html_object_callback, c, (void *) i,
|
||||
0, 0, false);
|
||||
}
|
||||
c->data.html.object_count++;
|
||||
if (!c->data.html.object[i].content)
|
||||
return false;
|
||||
c->active++;
|
||||
fetchcache_go(c->data.html.object[i].content, c->url,
|
||||
html_object_callback, c, (void *) i,
|
||||
0, 0, false);
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
|
||||
@ -704,17 +818,26 @@ void html_object_callback(content_msg msg, struct content *object,
|
||||
case CONTENT_MSG_REDIRECT:
|
||||
c->active--;
|
||||
free(c->data.html.object[i].url);
|
||||
c->data.html.object[i].url = xstrdup(data.redirect);
|
||||
c->data.html.object[i].content = fetchcache(
|
||||
data.redirect, html_object_callback,
|
||||
c, (void * ) i, 0, 0, true, 0, 0,
|
||||
false);
|
||||
if (c->data.html.object[i].content) {
|
||||
c->active++;
|
||||
fetchcache_go(c->data.html.object[i].content,
|
||||
c->url, html_object_callback,
|
||||
c, (void * ) i,
|
||||
c->data.html.object[i].url = strdup(data.redirect);
|
||||
if (!c->data.html.object[i].url) {
|
||||
/** \todo report oom */
|
||||
} else {
|
||||
c->data.html.object[i].content = fetchcache(
|
||||
data.redirect,
|
||||
html_object_callback,
|
||||
c, (void * ) i, 0, 0, true,
|
||||
0, 0, false);
|
||||
if (!c->data.html.object[i].content) {
|
||||
/** \todo report oom */
|
||||
} else {
|
||||
c->active++;
|
||||
fetchcache_go(c->data.html.object[i].
|
||||
content,
|
||||
c->url,
|
||||
html_object_callback,
|
||||
c, (void * ) i,
|
||||
0, 0, false);
|
||||
}
|
||||
}
|
||||
break;
|
||||
|
||||
|
@ -36,11 +36,27 @@ struct plotters;
|
||||
extern char *default_stylesheet_url;
|
||||
extern char *adblock_stylesheet_url;
|
||||
|
||||
/** An object (<img>, <object>, etc.) in a CONTENT_HTML document. */
|
||||
struct content_html_object {
|
||||
char *url; /**< URL of this object. */
|
||||
struct content *content; /**< Content, or 0. */
|
||||
struct box *box; /**< Node in box tree containing it. */
|
||||
/** Pointer to array of permitted content_type, terminated by
|
||||
* CONTENT_UNKNOWN, or 0 if any type is acceptable. */
|
||||
const content_type *permitted_types;
|
||||
bool background; /** Is this object a background image? */
|
||||
};
|
||||
|
||||
/** Data specific to CONTENT_HTML. */
|
||||
struct content_html_data {
|
||||
htmlParserCtxt *parser; /**< HTML parser context. */
|
||||
/** HTML parser encoding handler. */
|
||||
xmlCharEncodingHandler *encoding_handler;
|
||||
|
||||
const char *encoding; /**< Encoding of source. */
|
||||
char *encoding; /**< Encoding of source, 0 if unknown. */
|
||||
enum { ENCODING_SOURCE_HEADER, ENCODING_SOURCE_DETECTED,
|
||||
ENCODING_SOURCE_META } encoding_source;
|
||||
/**< Source of encoding information. */
|
||||
bool getenc; /**< Need to get the encoding from the document, as it
|
||||
* wasn't specified in the Content-Type header. */
|
||||
|
||||
@ -60,15 +76,7 @@ struct content_html_data {
|
||||
/** Number of entries in object. */
|
||||
unsigned int object_count;
|
||||
/** Objects. Each may be 0. */
|
||||
struct {
|
||||
char *url; /**< URL of this object. */
|
||||
struct content *content; /**< Content, or 0. */
|
||||
struct box *box; /**< Node in box tree containing it. */
|
||||
/** Pointer to array of permitted content_type, terminated by
|
||||
* CONTENT_UNKNOWN, or 0 if any type is acceptable. */
|
||||
const content_type *permitted_types;
|
||||
bool background; /** Is this object a background image? */
|
||||
} *object;
|
||||
struct content_html_object *object;
|
||||
|
||||
struct imagemap **imagemaps; /**< Hashtable of imagemaps */
|
||||
|
||||
@ -88,7 +96,7 @@ bool html_process_data(struct content *c, char *data, unsigned int size);
|
||||
bool html_convert(struct content *c, int width, int height);
|
||||
void html_reformat(struct content *c, int width, int height);
|
||||
void html_destroy(struct content *c);
|
||||
void html_fetch_object(struct content *c, char *url, struct box *box,
|
||||
bool html_fetch_object(struct content *c, char *url, struct box *box,
|
||||
const content_type *permitted_types,
|
||||
int available_width, int available_height,
|
||||
bool background);
|
||||
|
@ -450,7 +450,7 @@ wimp_menu *toolbar_menu = (wimp_menu *)&toolbar;
|
||||
|
||||
|
||||
/* Current toolbar
|
||||
*/
|
||||
*/
|
||||
struct toolbar *current_toolbar;
|
||||
static struct toolbar_icon *current_toolbar_icon;
|
||||
|
||||
@ -525,7 +525,7 @@ void ro_gui_menus_init(void)
|
||||
translate_menu(toolbar_menu);
|
||||
translate_menu(toolbar_browser_menu);
|
||||
translate_menu(toolbar_hotlist_menu);
|
||||
|
||||
|
||||
translate_menu(proxyauth_menu);
|
||||
|
||||
translate_menu(image_quality_menu);
|
||||
@ -794,10 +794,10 @@ void ro_gui_menu_selection(wimp_selection *selection)
|
||||
height - current_toolbar->height);
|
||||
/* if ((height != current_toolbar->height) &&
|
||||
(current_toolbar == hotlist_toolbar)) {
|
||||
xwimp_force_redraw(hotlist_window, 0, -16384, 16384, 16384);
|
||||
xwimp_force_redraw(hotlist_window, 0, -16384, 16384, 16384);
|
||||
}
|
||||
*/ ro_gui_menu_prepare_theme();
|
||||
|
||||
|
||||
break;
|
||||
case 1: /* Toolbars-> */
|
||||
switch (selection->items[1]) {
|
||||
@ -1309,7 +1309,7 @@ void ro_gui_menu_browser_warning(wimp_message_menu_warning *warning)
|
||||
switch (warning->selection.items[1]) {
|
||||
case -1: /* View-> */
|
||||
ro_gui_menu_prepare_view();
|
||||
if (current_gui->toolbar)
|
||||
if (current_gui->toolbar)
|
||||
view_menu.entries[2].icon_flags &= ~wimp_ICON_SHADED;
|
||||
else
|
||||
view_menu.entries[2].icon_flags |= wimp_ICON_SHADED;
|
||||
@ -1321,7 +1321,7 @@ void ro_gui_menu_browser_warning(wimp_message_menu_warning *warning)
|
||||
error = xwimp_create_sub_menu((wimp_menu *) dialog_zoom,
|
||||
warning->pos.x, warning->pos.y);
|
||||
break;
|
||||
|
||||
|
||||
case 1: /* Images -> */
|
||||
ro_gui_menu_prepare_images();
|
||||
error = xwimp_create_sub_menu(browser_image_menu,
|
||||
@ -1663,9 +1663,9 @@ static void ro_gui_menu_prepare_theme(void) {
|
||||
struct toolbar_icon *icon;
|
||||
struct toolbar_icon *next;
|
||||
wimp_menu *sub_menu;
|
||||
|
||||
|
||||
if (!current_toolbar) return;
|
||||
|
||||
|
||||
/* Set the icon states
|
||||
*/
|
||||
if (current_toolbar->display_buttons) {
|
||||
@ -1706,7 +1706,7 @@ static void ro_gui_menu_prepare_theme(void) {
|
||||
toolbar_menu->entries[2].icon_flags |= wimp_ICON_SHADED;
|
||||
toolbar_menu->entries[3].icon_flags |= wimp_ICON_SHADED;
|
||||
}
|
||||
|
||||
|
||||
/* Set the toolbars submenu state
|
||||
*/
|
||||
if (current_gui) {
|
||||
@ -1870,6 +1870,8 @@ void ro_gui_menu_prepare_pageinfo(void)
|
||||
{
|
||||
struct content *c = current_gui->bw->current_content;
|
||||
char icon_buf[20] = "file_xxx";
|
||||
char enc_buf[40];
|
||||
char enc_token[10] = "Encoding0";
|
||||
const char *icon = icon_buf;
|
||||
const char *title = "-";
|
||||
const char *url = "-";
|
||||
@ -1888,8 +1890,16 @@ void ro_gui_menu_prepare_pageinfo(void)
|
||||
sprintf(icon_buf, "file_xxx");
|
||||
}
|
||||
|
||||
if (c->type == CONTENT_HTML && c->data.html.encoding != NULL) {
|
||||
enc = c->data.html.encoding;
|
||||
if (c->type == CONTENT_HTML) {
|
||||
if (c->data.html.encoding) {
|
||||
enc_token[8] = '0' + c->data.html.encoding_source;
|
||||
snprintf(enc_buf, sizeof enc_buf, "%s (%s)",
|
||||
c->data.html.encoding,
|
||||
messages_get(enc_token));
|
||||
enc = enc_buf;
|
||||
} else {
|
||||
enc = messages_get("EncodingUnk");
|
||||
}
|
||||
}
|
||||
|
||||
ro_gui_set_icon_string(dialog_pageinfo, ICON_PAGEINFO_ICON, icon);
|
||||
|
Loading…
Reference in New Issue
Block a user