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Add a hashcompat mode called "legacy", which translates a literal plus sign to a space.

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(closes issue #18046)
 Reported by: wdoekes
 Patches: 
       20100930__issue18046.diff.txt uploaded by tilghman (license 14)


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@300840 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Tilghman Lesher
2011-01-06 17:28:32 +00:00
parent a1aa18b8ac
commit 473e176df8
1 changed files with 154 additions and 33 deletions
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187
funcs/func_curl.c
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@@ -50,6 +50,122 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
#include "asterisk/utils.h"
#include "asterisk/threadstorage.h"
/*** DOCUMENTATION
<function name="CURL" language="en_US">
<synopsis>
Retrieve content from a remote web or ftp server
</synopsis>
<syntax>
<parameter name="url" required="true" />
<parameter name="post-data">
<para>If specified, an <literal>HTTP POST</literal> will be
performed with the content of
<replaceable>post-data</replaceable>, instead of an
<literal>HTTP GET</literal> (default).</para>
</parameter>
</syntax>
<description />
<see-also>
<ref type="function">CURLOPT</ref>
</see-also>
</function>
<function name="CURLOPT" language="en_US">
<synopsis>
Sets various options for future invocations of <literal>CURL</literal>.
</synopsis>
<syntax>
<parameter name="key" required="yes">
<enumlist>
<enum name="cookie">
<para>A cookie to send with the request. Multiple
cookies are supported.</para>
</enum>
<enum name="conntimeout">
<para>Number of seconds to wait for a connection to succeed</para>
</enum>
<enum name="dnstimeout">
<para>Number of seconds to wait for DNS to be resolved</para>
</enum>
<enum name="ftptext">
<para>For FTP URIs, force a text transfer (boolean)</para>
</enum>
<enum name="ftptimeout">
<para>For FTP URIs, number of seconds to wait for a
server response</para>
</enum>
<enum name="header">
<para>Include header information in the result
(boolean)</para>
</enum>
<enum name="httptimeout">
<para>For HTTP(S) URIs, number of seconds to wait for a
server response</para>
</enum>
<enum name="maxredirs">
<para>Maximum number of redirects to follow</para>
</enum>
<enum name="proxy">
<para>Hostname or IP address to use as a proxy server</para>
</enum>
<enum name="proxytype">
<para>Type of <literal>proxy</literal></para>
<enumlist>
<enum name="http" />
<enum name="socks4" />
<enum name="socks5" />
</enumlist>
</enum>
<enum name="proxyport">
<para>Port number of the <literal>proxy</literal></para>
</enum>
<enum name="proxyuserpwd">
<para>A <replaceable>username</replaceable><literal>:</literal><replaceable>password</replaceable>
combination to use for authenticating requests through a
<literal>proxy</literal></para>
</enum>
<enum name="referer">
<para>Referer URL to use for the request</para>
</enum>
<enum name="useragent">
<para>UserAgent string to use for the request</para>
</enum>
<enum name="userpwd">
<para>A <replaceable>username</replaceable><literal>:</literal><replaceable>password</replaceable>
to use for authentication when the server response to
an initial request indicates a 401 status code.</para>
</enum>
<enum name="ssl_verifypeer">
<para>Whether to verify the server certificate against
a list of known root certificate authorities (boolean).</para>
</enum>
<enum name="hashcompat">
<para>Assuming the responses will be in <literal>key1=value1&amp;key2=value2</literal>
format, reformat the response such that it can be used
by the <literal>HASH</literal> function.</para>
<enumlist>
<enum name="yes" />
<enum name="no" />
<enum name="legacy">
<para>Also translate <literal>+<literal> to the
space character, in violation of current RFC
standards.</para>
</enum>
</enumlist>
</enum>
</enumlist>
</parameter>
</syntax>
<description>
<para>Options may be set globally or per channel. Per-channel
settings will override global settings.</para>
</description>
<see-also>
<ref type="function">CURL</ref>
<ref type="function">HASH</ref>
</see-also>
</function>
***/
#define CURLVERSION_ATLEAST(a,b,c) \
((LIBCURL_VERSION_MAJOR > (a)) || ((LIBCURL_VERSION_MAJOR == (a)) && (LIBCURL_VERSION_MINOR > (b))) || ((LIBCURL_VERSION_MAJOR == (a)) && (LIBCURL_VERSION_MINOR == (b)) && (LIBCURL_VERSION_PATCH >= (c))))
@@ -91,6 +207,12 @@ enum optiontype {
OT_ENUM,
};
enum hashcompat {
HASHCOMPAT_NO = 0,
HASHCOMPAT_YES,
HASHCOMPAT_LEGACY,
};
static int parse_curlopt_key(const char *name, CURLoption *key, enum optiontype *ot)
{
if (!strcasecmp(name, "header")) {
@@ -153,7 +275,7 @@ static int parse_curlopt_key(const char *name, CURLoption *key, enum optiontype
*ot = OT_BOOLEAN;
} else if (!strcasecmp(name, "hashcompat")) {
*key = CURLOPT_SPECIAL_HASHCOMPAT;
*ot = OT_BOOLEAN;
*ot = OT_ENUM;
} else {
return -1;
}
@@ -242,6 +364,10 @@ static int acf_curlopt_write(struct ast_channel *chan, const char *cmd, char *na
if ((new = ast_calloc(1, sizeof(*new)))) {
new->value = (void *)ptype;
}
} else if (key == CURLOPT_SPECIAL_HASHCOMPAT) {
if ((new = ast_calloc(1, sizeof(*new)))) {
new->value = (void *) (long) (!strcasecmp(value, "legacy") ? HASHCOMPAT_LEGACY : ast_true(value) ? HASHCOMPAT_YES : HASHCOMPAT_NO);
}
} else {
/* Highly unlikely */
goto yuck;
@@ -333,51 +459,45 @@ static int acf_curlopt_helper(struct ast_channel *chan, const char *cmd, char *d
ast_str_set(bufstr, 0, "%s", (char *) cur->value);
}
} else if (key == CURLOPT_PROXYTYPE) {
const char *strval = "unknown";
if (0) {
#if CURLVERSION_ATLEAST(7,15,2)
} else if ((long)cur->value == CURLPROXY_SOCKS4) {
if (buf) {
ast_copy_string(buf, "socks4", len);
} else {
ast_str_set(bufstr, 0, "socks4");
}
strval = "socks4";
#endif
#if CURLVERSION_ATLEAST(7,18,0)
} else if ((long)cur->value == CURLPROXY_SOCKS4A) {
if (buf) {
ast_copy_string(buf, "socks4a", len);
} else {
ast_str_set(bufstr, 0, "socks4a");
}
strval = "socks4a";
#endif
} else if ((long)cur->value == CURLPROXY_SOCKS5) {
if (buf) {
ast_copy_string(buf, "socks5", len);
} else {
ast_str_set(bufstr, 0, "socks5");
}
strval = "socks5";
#if CURLVERSION_ATLEAST(7,18,0)
} else if ((long)cur->value == CURLPROXY_SOCKS5_HOSTNAME) {
if (buf) {
ast_copy_string(buf, "socks5hostname", len);
} else {
ast_str_set(bufstr, 0, "socks5hostname");
}
strval = "socks5hostname";
#endif
#if CURLVERSION_ATLEAST(7,10,0)
} else if ((long)cur->value == CURLPROXY_HTTP) {
if (buf) {
ast_copy_string(buf, "http", len);
} else {
ast_str_set(bufstr, 0, "http");
}
strval = "http";
#endif
}
if (buf) {
ast_copy_string(buf, strval, len);
} else {
if (buf) {
ast_copy_string(buf, "unknown", len);
} else {
ast_str_set(bufstr, 0, "unknown");
}
ast_str_set(bufstr, 0, "%s", strval);
}
} else if (key == CURLOPT_SPECIAL_HASHCOMPAT) {
const char *strval = "unknown";
if ((long) cur->value == HASHCOMPAT_LEGACY) {
strval = "legacy";
} else if ((long) cur->value == HASHCOMPAT_YES) {
strval = "yes";
} else if ((long) cur->value == HASHCOMPAT_NO) {
strval = "no";
}
if (buf) {
ast_copy_string(buf, strval, len);
} else {
ast_str_set(bufstr, 0, "%s", strval);
}
}
break;
@@ -482,7 +602,7 @@ static int acf_curl_helper(struct ast_channel *chan, const char *cmd, char *info
AST_LIST_LOCK(&global_curl_info);
AST_LIST_TRAVERSE(&global_curl_info, cur, list) {
if (cur->key == CURLOPT_SPECIAL_HASHCOMPAT) {
hashcompat = (cur->value != NULL) ? 1 : 0;
hashcompat = (long) cur->value;
} else {
curl_easy_setopt(*curl, cur->key, cur->value);
}
@@ -493,7 +613,7 @@ static int acf_curl_helper(struct ast_channel *chan, const char *cmd, char *info
AST_LIST_LOCK(list);
AST_LIST_TRAVERSE(list, cur, list) {
if (cur->key == CURLOPT_SPECIAL_HASHCOMPAT) {
hashcompat = (cur->value != NULL) ? 1 : 0;
hashcompat = (long) cur->value;
} else {
curl_easy_setopt(*curl, cur->key, cur->value);
}
@@ -608,6 +728,7 @@ static struct ast_custom_function acf_curlopt = {
" userpwd - A <user>:<pass> to use for authentication\n"
" ssl_verifypeer - Whether to verify the peer certificate (boolean)\n"
" hashcompat - Result data will be compatible for use with HASH()\n"
" - if value is \"legacy\", will translate '+' to ' '\n"
"",
.read = acf_curlopt_read,
.read2 = acf_curlopt_read2,