diff options
Diffstat (limited to 'src/editor.c')
| -rw-r--r-- | src/editor.c | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/src/editor.c b/src/editor.c new file mode 100644 index 00000000..ccef61aa --- /dev/null +++ b/src/editor.c @@ -0,0 +1,177 @@ +/* + * Copyright (c) 2010-2013 Stefan Bolte <portix@gmx.net> + * + * 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 3 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, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#include <string.h> +#include "dwb.h" +#include "editor.h" +#include "util.h" +#include "dom.h" + +typedef struct _EditorInfo { + char *filename; + char *id; + GList *gl; + WebKitDOMElement *element; + char *tagname; +} EditorInfo; + +/* dwb_editor_watch (GChildWatchFunc) {{{*/ +static void +editor_watch(GPid pid, int status, EditorInfo *info) +{ + gsize length; + WebKitDOMElement *e = NULL; + WebKitWebView *wv; + + char *content = util_get_file_content(info->filename, &length); + + if (content == NULL) + goto clean; + + if (!info->gl || !g_list_find(dwb.state.views, info->gl->data)) + { + if (info->id == NULL) + goto clean; + else + wv = CURRENT_WEBVIEW(); + } + else + wv = WEBVIEW(info->gl); + if (info->id != NULL) + { + WebKitDOMDocument *doc = webkit_web_view_get_dom_document(wv); + e = webkit_dom_document_get_element_by_id(doc, info->id); + + if (e == NULL && (e = info->element) == NULL ) + goto clean; + } + else if (info->element) + e = info->element; + else + goto clean; + + /* g_file_get_contents adds an additional newline */ + if (length > 0 && content[length-1] == '\n') + content[length-1] = 0; + + if (!strcasecmp(info->tagname, "INPUT")) + webkit_dom_html_input_element_set_value(WEBKIT_DOM_HTML_INPUT_ELEMENT(e), content); + else if (!strcasecmp(info->tagname, "TEXTAREA")) + webkit_dom_html_text_area_element_set_value(WEBKIT_DOM_HTML_TEXT_AREA_ELEMENT(e), content); + +clean: + unlink(info->filename); + g_free(info->filename); + g_free(info->id); + g_free(info); +}/*}}}*/ + +static gboolean +navigation_cb(WebKitWebView *web, WebKitWebFrame *frame, WebKitNetworkRequest *request, WebKitWebNavigationAction *action, + WebKitWebPolicyDecision *policy, EditorInfo *info) +{ + if (frame == webkit_web_view_get_main_frame(web)) + { + info->element = NULL; + g_free(info->id); + info->id = NULL; + g_signal_handler_disconnect(web, VIEW(info->gl)->status->signals[SIG_EDITOR_NAVIGATION]); + } + return false; +} + +/* dwb_open_in_editor(void) ret: gboolean success {{{*/ +DwbStatus +editor_open(void) +{ + DwbStatus ret = STATUS_OK; + char **commands = NULL; + char *commandstring = NULL, *tagname, *path; + char *value = NULL; + GPid pid; + gboolean success; + + char *editor = GET_CHAR("editor"); + + if (editor == NULL) + return STATUS_ERROR; + + WebKitDOMDocument *doc = webkit_web_view_get_dom_document(CURRENT_WEBVIEW()); + WebKitDOMElement *active = dom_get_active_element(doc); + + if (active == NULL) + return STATUS_ERROR; + + tagname = webkit_dom_element_get_tag_name(active); + if (tagname == NULL) + { + ret = STATUS_ERROR; + goto clean; + } + if (! strcasecmp(tagname, "INPUT")) + value = webkit_dom_html_input_element_get_value(WEBKIT_DOM_HTML_INPUT_ELEMENT(active)); + else if (! strcasecmp(tagname, "TEXTAREA")) + value = webkit_dom_html_text_area_element_get_value(WEBKIT_DOM_HTML_TEXT_AREA_ELEMENT(active)); + + if (value == NULL) + { + ret = STATUS_ERROR; + goto clean; + } + + path = util_get_temp_filename("edit"); + + commandstring = util_string_replace(editor, "dwb_uri", path); + if (commandstring == NULL) + { + ret = STATUS_ERROR; + goto clean; + } + + g_file_set_contents(path, value, -1, NULL); + commands = g_strsplit(commandstring, " ", -1); + g_free(commandstring); + + success = g_spawn_async(NULL, commands, NULL, G_SPAWN_SEARCH_PATH | G_SPAWN_DO_NOT_REAP_CHILD, NULL, NULL, &pid, NULL); + g_strfreev(commands); + if (!success) + { + ret = STATUS_ERROR; + goto clean; + } + + EditorInfo *info = dwb_malloc(sizeof(EditorInfo)); + char *id = webkit_dom_html_element_get_id(WEBKIT_DOM_HTML_ELEMENT(active)); + if (id != NULL && strlen(id) > 0) { + info->id = id; + } + else { + info->id = NULL; + } + info->tagname = tagname; + info->element = active; + info->filename = path; + info->gl = dwb.state.fview; + g_child_watch_add(pid, (GChildWatchFunc)editor_watch, info); + VIEW(dwb.state.fview)->status->signals[SIG_EDITOR_NAVIGATION] = + g_signal_connect(CURRENT_WEBVIEW(), "navigation-policy-decision-requested", G_CALLBACK(navigation_cb), info); +clean: + g_free(value); + + return ret; +}/*}}}*/ |