[Asterisk-code-review] new dialplan application XML (asterisk[master])
Sebastian Gutierrez
asteriskteam at digium.com
Wed Jan 25 13:56:49 CST 2017
Sebastian Gutierrez has uploaded a new change for review. ( https://gerrit.asterisk.org/4807 )
Change subject: new dialplan application XML
......................................................................
new dialplan application XML
Used to parse XML Strings into dialplan variables
ASTERISK-26750
Change-Id: I2720774d3dd071183fe1d0f0e20f8251a719af2d
---
A apps/app_xml.c
1 file changed, 153 insertions(+), 0 deletions(-)
git pull ssh://gerrit.asterisk.org:29418/asterisk refs/changes/07/4807/1
diff --git a/apps/app_xml.c b/apps/app_xml.c
new file mode 100644
index 0000000..7c81d1b
--- /dev/null
+++ b/apps/app_xml.c
@@ -0,0 +1,153 @@
+/*
+ * Asterisk -- An open source telephony toolkit.
+ *
+ * Copyright 2004 - 2017,
+ *
+ *
+ * See http://www.asterisk.org for more information about
+ * the Asterisk project. Please do not directly contact
+ * any of the maintainers of this project for assistance;
+ * the project provides a web site, mailing lists and IRC
+ * channels for your use.
+ *
+ * This program is free software, distributed under the terms of
+ * the GNU General Public License Version 2. See the LICENSE file
+ * at the top of the source tree.
+ */
+
+/*! \file
+ *
+ * \brief While Loop Implementation
+ *
+ * \author Sebastian Gutierrez Maeso <scgm11 at gmail.com>
+ *
+ * \ingroup applications
+ */
+
+
+//
+/*** MODULEINFO
+ <defaultenabled>yes</defaultenabled>
+ <support_level>core</support_level>
+ ***/
+
+#include <asterisk.h>
+
+#include <asterisk/module.h>
+#include <asterisk/app.h>
+#include <asterisk/pbx.h>
+#include <asterisk/channel.h>
+
+#include <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <libxml/parser.h>
+#include <libxml/tree.h>
+
+/*** DOCUMENTATION
+ <application name="XML" language="en_US">
+ <synopsis>
+ This application is to transform XML nodes into asterisk variables that can be used direct on dialplan
+ </synopsis>
+ <syntax>
+ Example:
+ exten=> _XXXX,1,Set(xml=<res><body><msgtype>12</msgtype><langflag>zh_CN</langflag><engineid>1</engineid><tokensn>1000000001</tokensn><dynamicpass>111111</dynamicpass><emptyfield></emptyfield></body></res>)
+ exten=> _XXXX,2,XML(${xml})
+ exten=> _XXXX,3,NoOp(${msgtype})
+ exten=> _XXXX,4,NoOp(${tokensn})
+ exten=> _XXXX,5,NoOp(${langflag})
+ </syntax>
+ <description>
+ <para>Retrieves data from XML Strings.</para>
+ </description>
+ </application>
+ ***/
+
+static void set_variables(struct ast_channel *chan, xmlNode *a_node);
+
+
+static char *app = "XML";
+
+
+static int execute(struct ast_channel *chan, const char *data)
+{
+
+ char *parse;
+ AST_DECLARE_APP_ARGS(args,
+ AST_APP_ARG(xmlstring););
+
+ //Check for arguments
+ if (ast_strlen_zero(data))
+ {
+ ast_log(LOG_WARNING, "XML requires arguments (XML String)\n");
+ return -1;
+ }
+
+ parse = ast_strdupa(data);
+
+ AST_STANDARD_APP_ARGS(args, parse);
+
+ //Check for all needed arguments
+ if (ast_strlen_zero(args.xmlstring))
+ {
+ ast_log(LOG_WARNING, "Missing argument to XML (XML String)\n");
+ return -1;
+ }
+
+ xmlDocPtr doc; /* the resulting document tree */
+ int length = strlen(args.xmlstring);
+
+ /*
+ * The document being in memory, it have no base per RFC 2396,
+ * and the "noname.xml" argument will serve as its base.
+ */
+ doc = xmlReadMemory(args.xmlstring, length, "noname.xml", NULL, 0);
+ if (doc == NULL)
+ {
+ ast_log(LOG_WARNING, "Failed to parse document\n");
+ }
+ else
+ {
+
+ set_variables(chan, xmlDocGetRootElement(doc));
+ xmlFreeDoc(doc);
+ }
+
+ return 0;
+}
+
+static void set_variables(struct ast_channel *chan, xmlNode *a_node)
+{
+ xmlNode *cur_node = NULL;
+ xmlChar *value = NULL;
+
+ for (cur_node = a_node; cur_node; cur_node = cur_node->next)
+ {
+
+ if (cur_node->type == XML_TEXT_NODE)
+ {
+ value = xmlNodeGetContent(cur_node);
+
+ pbx_builtin_setvar_helper(chan, cur_node->parent->name, (char *)value);
+ ast_verb(9, "Variable: %s Value: %s\n", cur_node->parent->name, (char *)value);
+ xmlFreeFunc(value);
+ }
+
+ set_variables(chan, cur_node->children);
+ }
+}
+
+
+static int unload_module(void)
+{
+
+ return ast_unregister_application(app);
+}
+
+static int load_module(void)
+{
+
+ return ast_register_application_xml(app, execute) ? AST_MODULE_LOAD_DECLINE : AST_MODULE_LOAD_SUCCESS;
+}
+
+AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "XML");
--
To view, visit https://gerrit.asterisk.org/4807
To unsubscribe, visit https://gerrit.asterisk.org/settings
Gerrit-MessageType: newchange
Gerrit-Change-Id: I2720774d3dd071183fe1d0f0e20f8251a719af2d
Gerrit-PatchSet: 1
Gerrit-Project: asterisk
Gerrit-Branch: master
Gerrit-Owner: Sebastian Gutierrez <scgm11 at gmail.com>
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