rudimentary support for html5 video,audio,source,embed

1 files changed, 136 insertions, 0 deletions

diff --git a/src/html.cc b/src/html.cc
index 8774b93e..f759c56c 100644
--- a/src/html.cc
+++ b/src/html.cc
@@ -2515,6 +2515,138 @@ static void Html_tag_open_object(DilloHtml *html, const char *tag, int tagsize)
 }
 
 /*
+ * <VIDEO>
+ * Provide a link to the video.
+ */
+static void Html_tag_open_video(DilloHtml *html, const char *tag, int tagsize)
+{
+   DilloUrl *url;
+   const char *attrbuf;
+
+   if (html->InFlags & IN_MEDIA) {
+      MSG("<video> not handled when already inside a media element.\n");
+      return;
+   }
+
+   if ((attrbuf = a_Html_get_attr(html, tag, tagsize, "src"))) {
+      url = a_Html_url_new(html, attrbuf, NULL, 0);
+      dReturn_if_fail ( url != NULL );
+
+      if (a_Capi_get_flags_with_redirection(url) & CAPI_IsCached) {
+         html->styleEngine->setPseudoVisited ();
+      } else {
+         html->styleEngine->setPseudoLink ();
+      }
+
+      html->styleEngine->setNonCssHint(PROPERTY_X_LINK, CSS_TYPE_INTEGER,
+                                       Html_set_new_link(html, &url));
+
+      HT2TB(html)->addText("[VIDEO]", html->wordStyle ());
+   }
+   html->InFlags |= IN_MEDIA;
+}
+
+/*
+ * <AUDIO>
+ * Provide a link to the audio.
+ */
+static void Html_tag_open_audio(DilloHtml *html, const char *tag, int tagsize)
+{
+   DilloUrl *url;
+   const char *attrbuf;
+
+   if (html->InFlags & IN_MEDIA) {
+      MSG("<audio> not handled when already inside a media element.\n");
+      return;
+   }
+
+   if ((attrbuf = a_Html_get_attr(html, tag, tagsize, "src"))) {
+      url = a_Html_url_new(html, attrbuf, NULL, 0);
+      dReturn_if_fail ( url != NULL );
+
+      if (a_Capi_get_flags_with_redirection(url) & CAPI_IsCached) {
+         html->styleEngine->setPseudoVisited ();
+      } else {
+         html->styleEngine->setPseudoLink ();
+      }
+
+      html->styleEngine->setNonCssHint(PROPERTY_X_LINK, CSS_TYPE_INTEGER,
+                                       Html_set_new_link(html, &url));
+
+      HT2TB(html)->addText("[AUDIO]", html->wordStyle ());
+   }
+   html->InFlags |= IN_MEDIA;
+}
+
+/*
+ * <SOURCE>
+ * Media resource; provide a link to its address.
+ */
+static void Html_tag_open_source(DilloHtml *html, const char *tag,
+                                    int tagsize)
+{
+   const char *attrbuf;
+
+   if (!(html->InFlags & IN_MEDIA)) {
+      BUG_MSG("<source> element not inside a media element.\n");
+      return;
+   }
+   if (!(attrbuf = a_Html_get_attr(html, tag, tagsize, "src"))) {
+      BUG_MSG("src attribute is required in <source> element.\n");
+      return;
+   } else {
+      DilloUrl *url = a_Html_url_new(html, attrbuf, NULL, 0);
+
+      dReturn_if_fail ( url != NULL );
+
+      if (a_Capi_get_flags_with_redirection(url) & CAPI_IsCached) {
+         html->styleEngine->setPseudoVisited ();
+      } else {
+         html->styleEngine->setPseudoLink ();
+      }
+
+      html->styleEngine->setNonCssHint(PROPERTY_X_LINK, CSS_TYPE_INTEGER,
+                                       Html_set_new_link(html, &url));
+
+      HT2TB(html)->addText("[MEDIA SOURCE]", html->wordStyle ());
+   }
+}
+
+/*
+ * Media (AUDIO/VIDEO) close function
+ */
+static void Html_tag_close_media(DilloHtml *html)
+{
+   html->InFlags &= ~IN_MEDIA;
+}
+
+/*
+ * <EMBED>
+ * Provide a link to embedded content.
+ */
+static void Html_tag_open_embed(DilloHtml *html, const char *tag, int tagsize)
+{
+   const char *attrbuf;
+
+   if ((attrbuf = a_Html_get_attr(html, tag, tagsize, "src"))) {
+      DilloUrl *url = a_Html_url_new(html, attrbuf, NULL, 0);
+
+      dReturn_if_fail ( url != NULL );
+
+      if (a_Capi_get_flags_with_redirection(url) & CAPI_IsCached) {
+         html->styleEngine->setPseudoVisited ();
+      } else {
+         html->styleEngine->setPseudoLink ();
+      }
+
+      html->styleEngine->setNonCssHint(PROPERTY_X_LINK, CSS_TYPE_INTEGER,
+                                       Html_set_new_link(html, &url));
+
+      HT2TB(html)->addText("[EMBED]", html->wordStyle ());
+   }
+}
+
+/*
  * Test and extract the link from a javascript instruction.
  */
 static const char* Html_get_javascript_link(DilloHtml *html)
@@ -3279,6 +3411,7 @@ const TagInfo Tags[] = {
                             NULL},
  {"article", B8(011110),'R',2, Html_tag_open_default, NULL, NULL},
  {"aside", B8(011110),'R',2, Html_tag_open_default, NULL, NULL},
+ {"audio", B8(011101),'R',2, Html_tag_open_audio, NULL, Html_tag_close_media},
  {"b", B8(010101),'R',2, Html_tag_open_default, NULL, NULL},
  {"base", B8(100001),'F',0, Html_tag_open_base, NULL, NULL},
  /* basefont 010001 -- obsolete in HTML5 */
@@ -3305,6 +3438,7 @@ const TagInfo Tags[] = {
  {"dl", B8(011010),'R',2, Html_tag_open_dl, NULL, Html_tag_close_par},
  {"dt", B8(010110),'O',1, Html_tag_open_dt, NULL, Html_tag_close_par},
  {"em", B8(010101),'R',2, Html_tag_open_default, NULL, NULL},
+ {"embed", B8(010001),'F',0, Html_tag_open_embed, NULL, NULL},
  /* fieldset */
  {"figcaption", B8(011110),'R',2, Html_tag_open_default, NULL, NULL},
  {"figure", B8(011110),'R',2, Html_tag_open_default, NULL, NULL},
@@ -3363,6 +3497,7 @@ const TagInfo Tags[] = {
  {"section", B8(011110),'R',2, Html_tag_open_default, NULL, NULL},
  {"select", B8(010101),'R',2, Html_tag_open_select,NULL,Html_tag_close_select},
  {"small", B8(010101),'R',2, Html_tag_open_default, NULL, NULL},
+ {"source", B8(010001),'F',0, Html_tag_open_source, NULL, NULL},
  {"span", B8(010101),'R',2, Html_tag_open_span, NULL, NULL},
  {"strike", B8(010101),'R',2, Html_tag_open_default, NULL, NULL},
  {"strong", B8(010101),'R',2, Html_tag_open_default, NULL, NULL},
@@ -3387,6 +3522,7 @@ const TagInfo Tags[] = {
  {"u", B8(010101),'R',2, Html_tag_open_default, NULL, NULL},
  {"ul", B8(011010),'R',2, Html_tag_open_ul, NULL, NULL},
  {"var", B8(010101),'R',2, Html_tag_open_default, NULL, NULL},
+ {"video", B8(011101),'R',2, Html_tag_open_video, NULL, Html_tag_close_media},
  {"wbr", B8(010101),'F',0, Html_tag_open_default, Html_tag_content_wbr, NULL}
 };
 #define NTAGS (sizeof(Tags)/sizeof(Tags[0]))