midori/extensions/formhistory/formhistory-js-frontend.c

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2012-01-07 05:31:37 +00:00
/*
Copyright (C) 2009-2012 Alexander Butenko <a.butenka@gmail.com>
Copyright (C) 2009-2012 Christian Dywan <christian@twotoasts.de>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
*/
#include "formhistory-frontend.h"
#ifdef FORMHISTORY_USE_JS
FormHistoryPriv*
formhistory_private_new ()
{
FormHistoryPriv* priv;
priv = g_slice_new (FormHistoryPriv);
return priv;
}
gboolean
formhistory_construct_popup_gui (FormHistoryPriv* priv)
{
gchar* autosuggest;
gchar* style;
guint i;
gchar* file;
file = midori_app_find_res_filename ("autosuggestcontrol.js");
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if (!g_file_get_contents (file, &autosuggest, NULL, NULL))
{
g_free (file);
return FALSE;
}
g_strchomp (autosuggest);
katze_assign (file, midori_app_find_res_filename ("autosuggestcontrol.css"));
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if (!g_file_get_contents (file, &style, NULL, NULL))
{
g_free (file);
return FALSE;
}
g_strchomp (style);
g_free (file);
i = 0;
while (style[i])
{
if (style[i] == '\n')
style[i] = ' ';
i++;
}
priv->jsforms = g_strdup_printf (
"%s"
"window.addEventListener ('DOMContentLoaded',"
"function () {"
" if (document.getElementById('formhistory'))"
" return;"
" if (!initSuggestions ())"
" return;"
" var mystyle = document.createElement('style');"
" mystyle.setAttribute('type', 'text/css');"
" mystyle.setAttribute('id', 'formhistory');"
" mystyle.appendChild(document.createTextNode('%s'));"
" var head = document.getElementsByTagName('head')[0];"
" if (head) head.appendChild(mystyle);"
"}, true);",
autosuggest,
style);
g_strstrip (priv->jsforms);
g_free (style);
g_free (autosuggest);
return TRUE;
}
void
formhistory_setup_suggestions (WebKitWebView* web_view,
JSContextRef js_context,
MidoriExtension* extension)
{
GString* suggestions;
FormHistoryPriv* priv;
static sqlite3_stmt* stmt;
const char* sqlcmd;
const unsigned char* key;
const unsigned char* value;
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gint result, pos;
priv = g_object_get_data (G_OBJECT (extension), "priv");
if (!priv->db)
return;
if (!stmt)
{
sqlcmd = "SELECT DISTINCT group_concat(value,'\",\"'), field FROM forms \
GROUP BY field ORDER BY field";
sqlite3_prepare_v2 (priv->db, sqlcmd, strlen (sqlcmd) + 1, &stmt, NULL);
}
result = sqlite3_step (stmt);
if (result != SQLITE_ROW)
{
if (result == SQLITE_ERROR)
g_print (_("Failed to select suggestions\n"));
sqlite3_reset (stmt);
return;
}
suggestions = g_string_new (
"function FormSuggestions(eid) { "
"arr = new Array();");
while (result == SQLITE_ROW)
{
pos++;
value = sqlite3_column_text (stmt, 0);
key = sqlite3_column_text (stmt, 1);
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if (value)
{
g_string_append_printf (suggestions, " arr[\"%s\"] = [\"%s\"]; ",
(gchar*)key, (gchar*)value);
}
result = sqlite3_step (stmt);
}
g_string_append (suggestions, "this.suggestions = arr[eid]; }");
g_string_append (suggestions, priv->jsforms);
sokoke_js_script_eval (js_context, suggestions->str, NULL);
g_string_free (suggestions, TRUE);
}
void
formhistory_private_destroy (FormHistoryPriv *priv)
{
if (priv->db)
{
sqlite3_close (priv->db);
priv->db = NULL;
}
katze_assign (priv->jsforms, NULL);
g_slice_free (FormHistoryPriv, priv);
}
#endif