qulogic/pidgin

Implement the member list in PidginConversation

6 months ago, Gary Kramlich
1954265c38f0
Implement the member list in PidginConversation

Testing Done:
Joined my twitch channel to get some names in the members list and verified the context menu worked for everyone.

However, the account that's automatically added has some issues, but that's a different problem we need to tackle.

Reviewed at https://reviews.imfreedom.org/r/2842/
/*
* Pidgin - Internet Messenger
* Copyright (C) Pidgin Developers <devel@pidgin.im>
*
* Pidgin is the legal property of its developers, whose names are too numerous
* to list here. Please refer to the COPYRIGHT file distributed with this
* source distribution.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <https://www.gnu.org/licenses/>.
*/
#include <purple.h>
#include "pidgintextbuffer.h"
/******************************************************************************
* Helpers
*****************************************************************************/
static void
pidgin_text_buffer_get_html_convert_tag(GtkTextTag *tag, gboolean start,
GString *output)
{
/* In practice gtk_text_buffer_insert_markup seems to create a single tag
* for each attribute, but we'll check everything anyways to be try and
* work with any buffer.
*/
gboolean strikethrough;
gboolean strikethrough_set;
PangoStyle style;
gboolean style_set;
PangoUnderline underline;
gboolean underline_set;
int weight;
gboolean weight_set;
const char *format = "<%s>";
if(!start) {
format = "</%s>";
}
g_object_get(
G_OBJECT(tag),
"strikethrough", &strikethrough,
"strikethrough-set", &strikethrough_set,
"style", &style,
"style-set", &style_set,
"underline", &underline,
"underline-set", &underline_set,
"weight", &weight,
"weight-set", &weight_set,
NULL);
if(style_set && style != PANGO_STYLE_NORMAL) {
g_string_append_printf(output, format, "i");
}
if(weight_set && weight > PANGO_WEIGHT_NORMAL) {
g_string_append_printf(output, format, "b");
}
if(underline_set && underline != PANGO_UNDERLINE_NONE) {
g_string_append_printf(output, format, "u");
}
if(strikethrough_set && strikethrough) {
g_string_append_printf(output, format, "s");
}
}
static void
pidgin_text_buffer_get_html_start_tag(gpointer data, gpointer user_data) {
pidgin_text_buffer_get_html_convert_tag(data, TRUE, user_data);
}
static void
pidgin_text_buffer_get_html_process_start_tags(GSList *tags, GString *output) {
g_slist_foreach(tags, pidgin_text_buffer_get_html_start_tag, output);
}
static void
pidgin_text_buffer_get_html_end_tag(gpointer data, gpointer user_data) {
pidgin_text_buffer_get_html_convert_tag(data, FALSE, user_data);
}
static void
pidgin_text_buffer_get_html_process_end_tags(GSList *tags, GString *output) {
g_slist_foreach(tags, pidgin_text_buffer_get_html_end_tag, output);
}
/******************************************************************************
* Public API
*****************************************************************************/
char *
pidgin_text_buffer_get_html(GtkTextBuffer *buffer) {
GtkTextIter start;
GtkTextIter end;
g_return_val_if_fail(GTK_IS_TEXT_BUFFER(buffer), NULL);
gtk_text_buffer_get_start_iter(buffer, &start);
gtk_text_buffer_get_end_iter(buffer, &end);
return pidgin_text_buffer_get_html_range(buffer, &start, &end);
}
char *
pidgin_text_buffer_get_html_range(GtkTextBuffer *buffer, GtkTextIter *start,
GtkTextIter *end)
{
GSList *tags = NULL;
GString *output = NULL;
GtkTextIter real_start;
GtkTextIter real_end;
GtkTextIter next;
GtkTextIter position;
char *text = NULL;
g_return_val_if_fail(GTK_IS_TEXT_BUFFER(buffer), NULL);
g_return_val_if_fail(start != NULL, NULL);
g_return_val_if_fail(end != NULL, NULL);
/* Copy start and end to not modify the caller's copies, then make sure
* they're ordered correctly.
*/
real_start = *start;
real_end = *end;
gtk_text_iter_order(&real_start, &real_end);
/* Create our iterators that we use to walk the text. */
position = real_start;
next = real_start;
output = g_string_new("");
/* Process the tags at our starting position. */
tags = gtk_text_iter_get_tags(&position);
pidgin_text_buffer_get_html_process_start_tags(tags, output);
g_clear_slist(&tags, NULL);
/* Now walk the text looking for tags that are being toggled. */
while(gtk_text_iter_forward_to_tag_toggle(&next, NULL)) {
/* If next is past real_end, we need to bail. */
if(gtk_text_iter_compare(&next, &real_end) >= 0) {
break;
}
/* Append the text in the range. */
text = gtk_text_buffer_get_text(buffer, &position, &next, TRUE);
g_string_append(output, text);
g_clear_pointer(&text, g_free);
/* Process the closed tags. */
tags = gtk_text_iter_get_toggled_tags(&next, FALSE);
pidgin_text_buffer_get_html_process_end_tags(tags, output);
g_clear_slist(&tags, NULL);
/* Process the opened tags. */
tags = gtk_text_iter_get_toggled_tags(&next, TRUE);
pidgin_text_buffer_get_html_process_start_tags(tags, output);
g_clear_slist(&tags, NULL);
/* Increment our iterators. */
gtk_text_iter_forward_to_tag_toggle(&position, NULL);
}
/* Copy the remaining text. */
text = gtk_text_buffer_get_text(buffer, &position, &real_end, TRUE);
if(text != NULL) {
g_string_append(output, text);
g_clear_pointer(&text, g_free);
}
/* Write out any final tags, we reverse them because they seem to be
* prepended. This is more of a guess than anything really. */
tags = gtk_text_iter_get_tags(&position);
tags = g_slist_reverse(tags);
pidgin_text_buffer_get_html_process_end_tags(tags, output);
g_clear_slist(&tags, NULL);
return g_string_free(output, FALSE);
}