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mailparse.c
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mailparse.c
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/*
+----------------------------------------------------------------------+
| Copyright (c) The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.01 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available at through the world-wide-web at |
| http://www.php.net/license/3_01.txt. |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Author: Wez Furlong <wez@thebrainroom.com> |
+----------------------------------------------------------------------+
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "php.h"
#include "php_ini.h"
#include "ext/standard/file.h"
#include "php_mailparse.h"
#include "ext/standard/info.h"
#include "main/php_output.h"
#include "php_open_temporary_file.h"
#include "arginfo.h"
/* just in case the config check doesn't enable mbstring automatically */
#if !HAVE_MBSTRING
#error The mailparse extension requires the mbstring extension!
#endif
#define MAILPARSE_DECODE_NONE 0 /* include headers and leave section untouched */
#define MAILPARSE_DECODE_8BIT 1 /* decode body into 8-bit */
#define MAILPARSE_DECODE_NOHEADERS 2 /* don't include the headers */
#define MAILPARSE_DECODE_NOBODY 4 /* don't include the body */
#define MAILPARSE_EXTRACT_OUTPUT 0 /* extract to output buffer */
#define MAILPARSE_EXTRACT_STREAM 1 /* extract to a stream (caller supplies) */
#define MAILPARSE_EXTRACT_RETURN 2 /* return extracted data as a string */
static int extract_part(php_mimepart *part, int decode, php_stream *src, void *callbackdata,
php_mimepart_extract_func_t callback);
static int extract_callback_stream(php_mimepart *part, void *ptr, const char *p, size_t n);
static int extract_callback_stdout(php_mimepart *part, void *ptr, const char *p, size_t n);
static int get_structure_callback(php_mimepart *part, php_mimepart_enumerator *id, void *ptr);
static int mailparse_get_part_data(php_mimepart *part, zval *return_value);
static int mailparse_mimemessage_populate(php_mimepart *part, zval *object);
static size_t mailparse_do_uudecode(php_stream *instream, php_stream *outstream);
static int le_mime_part;
static zend_function_entry mimemessage_methods[] = {
PHP_ME(mimemessage, __construct, arginfo_mailparse_mimemessage_construct, ZEND_ACC_PUBLIC|ZEND_ACC_CTOR)
PHP_ME(mimemessage, get_child, arginfo_mailparse_mimemessage_get_child, ZEND_ACC_PUBLIC)
PHP_ME(mimemessage, get_child_count, arginfo_mailparse_mimemessage_get_child_count, ZEND_ACC_PUBLIC)
PHP_ME(mimemessage, get_parent, arginfo_mailparse_mimemessage_get_parent, ZEND_ACC_PUBLIC)
PHP_ME(mimemessage, extract_headers, arginfo_mailparse_mimemessage_extract_headers, ZEND_ACC_PUBLIC)
PHP_ME(mimemessage, extract_body, arginfo_mailparse_mimemessage_extract_body, ZEND_ACC_PUBLIC)
PHP_ME(mimemessage, enum_uue, arginfo_mailparse_mimemessage_enum_uue, ZEND_ACC_PUBLIC)
PHP_ME(mimemessage, extract_uue, arginfo_mailparse_mimemessage_extract_uue, ZEND_ACC_PUBLIC)
PHP_ME(mimemessage, remove, arginfo_mailparse_mimemessage_remove, ZEND_ACC_PUBLIC)
PHP_ME(mimemessage, add_child, arginfo_mailparse_mimemessage_add_child, ZEND_ACC_PUBLIC)
{NULL, NULL, NULL}
};
static zend_class_entry *mimemsg_class_entry;
zend_function_entry mailparse_functions[] = {
PHP_FE(mailparse_msg_parse_file, arginfo_mailparse_msg_parse_file)
PHP_FE(mailparse_msg_get_part, arginfo_mailparse_msg_get_part)
PHP_FE(mailparse_msg_get_structure, arginfo_mailparse_msg_get_structure)
PHP_FE(mailparse_msg_get_part_data, arginfo_mailparse_msg_get_part_data)
PHP_FE(mailparse_msg_extract_part, arginfo_mailparse_msg_extract_part)
PHP_FE(mailparse_msg_extract_part_file, arginfo_mailparse_msg_extract_part_file)
PHP_FE(mailparse_msg_extract_whole_part_file, arginfo_mailparse_msg_extract_whole_part_file)
PHP_FE(mailparse_msg_create, arginfo_mailparse_msg_create)
PHP_FE(mailparse_msg_free, arginfo_mailparse_msg_free)
PHP_FE(mailparse_msg_parse, arginfo_mailparse_msg_parse)
PHP_FE(mailparse_rfc822_parse_addresses, arginfo_mailparse_rfc822_parse_addresses)
PHP_FE(mailparse_determine_best_xfer_encoding, arginfo_mailparse_determine_best_xfer_encoding)
PHP_FE(mailparse_stream_encode, arginfo_mailparse_stream_encode)
PHP_FE(mailparse_uudecode_all, arginfo_mailparse_uudecode_all)
PHP_FE(mailparse_test, arginfo_mailparse_test)
PHP_FE_END
};
static const zend_module_dep mailparse_deps[] = {
ZEND_MOD_REQUIRED("mbstring")
ZEND_MOD_END
};
zend_module_entry mailparse_module_entry = {
STANDARD_MODULE_HEADER_EX,
NULL,
mailparse_deps,
"mailparse",
mailparse_functions,
PHP_MINIT(mailparse),
PHP_MSHUTDOWN(mailparse),
PHP_RINIT(mailparse),
PHP_RSHUTDOWN(mailparse),
PHP_MINFO(mailparse),
PHP_MAILPARSE_VERSION,
STANDARD_MODULE_PROPERTIES
};
ZEND_DECLARE_MODULE_GLOBALS(mailparse)
#ifdef COMPILE_DL_MAILPARSE
ZEND_GET_MODULE(mailparse)
#endif
ZEND_RSRC_DTOR_FUNC(mimepart_dtor)
{
php_mimepart *part = res->ptr;
if (part->parent == NULL) {
php_mimepart_free(part);
}
}
PHP_INI_BEGIN()
STD_PHP_INI_ENTRY("mailparse.def_charset", "us-ascii", PHP_INI_ALL, OnUpdateString, def_charset, zend_mailparse_globals, mailparse_globals)
PHP_INI_END()
#define mailparse_msg_name "mailparse_mail_structure"
#define mailparse_fetch_mimepart_resource(rfcvar, zvalarg) rfcvar = (php_mimepart *)zend_fetch_resource(Z_RES_P(zvalarg), mailparse_msg_name, le_mime_part)
PHP_MAILPARSE_API int php_mailparse_le_mime_part(void)
{
return le_mime_part;
}
PHP_MAILPARSE_API char* php_mailparse_msg_name(void)
{
return mailparse_msg_name;
}
PHP_MINIT_FUNCTION(mailparse)
{
zend_class_entry mmce;
#ifdef ZTS
zend_mailparse_globals *mailparse_globals;
ts_allocate_id(&mailparse_globals_id, sizeof(zend_mailparse_globals), NULL, NULL);
mailparse_globals = ts_resource(mailparse_globals_id);
#endif
INIT_CLASS_ENTRY(mmce, "mimemessage", mimemessage_methods);
mimemsg_class_entry = zend_register_internal_class(&mmce);
zend_declare_property_null(mimemsg_class_entry, "data", sizeof("data")-1, ZEND_ACC_PUBLIC);
le_mime_part = zend_register_list_destructors_ex(mimepart_dtor, NULL, mailparse_msg_name, module_number);
REGISTER_LONG_CONSTANT("MAILPARSE_EXTRACT_OUTPUT", MAILPARSE_EXTRACT_OUTPUT, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("MAILPARSE_EXTRACT_STREAM", MAILPARSE_EXTRACT_STREAM, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("MAILPARSE_EXTRACT_RETURN", MAILPARSE_EXTRACT_RETURN, CONST_CS | CONST_PERSISTENT);
REGISTER_INI_ENTRIES();
return SUCCESS;
}
PHP_MSHUTDOWN_FUNCTION(mailparse)
{
UNREGISTER_INI_ENTRIES();
return SUCCESS;
}
/* {{{ ------------- MimeMessage methods */
static inline php_mimepart *mimemsg_get_object(zval *object)
{
zval *zpart;
php_mimepart *part;
if (Z_TYPE_P(object) != IS_OBJECT) {
return NULL;
}
if ((zpart = zend_hash_index_find(Z_OBJPROP_P(object), 0)) == NULL) {
return NULL;
}
if ((mailparse_fetch_mimepart_resource(part, zpart)) == NULL) {
return NULL;
}
return part;
}
static int mailparse_mimemessage_populate(php_mimepart *part, zval *object)
{
zval tmp;
mailparse_get_part_data(part, &tmp);
add_property_zval(object, "data", &tmp);
Z_DELREF_P(&tmp);
return SUCCESS;
}
static int mailparse_mimemessage_export(php_mimepart *part, zval *object)
{
zval zpart;
part->rsrc->gc.refcount++;
php_mimepart_to_zval(&zpart, part->rsrc);
object_init_ex(object, mimemsg_class_entry);
zend_hash_index_update(Z_OBJPROP_P(object), 0, &zpart);
/* recurses for any of our child parts */
mailparse_mimemessage_populate(part, object);
return SUCCESS;
}
PHP_METHOD(mimemessage, __construct)
{
zval *object = getThis();
php_mimepart *part;
zval zpart;
zend_string *mode;
zval *source = NULL;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "Sz!", &mode, &source) == FAILURE)
RETURN_FALSE;
/* prepare the mime part for this object */
part = php_mimepart_alloc();
php_mimepart_to_zval(&zpart, part->rsrc);
zend_hash_index_update(Z_OBJPROP_P(object), 0, &zpart);
/* now check the args */
if (zend_string_equals_literal(mode, "new"))
RETURN_TRUE;
if (source == NULL)
RETURN_FALSE;
if (zend_string_equals_literal(mode, "var") && Z_TYPE_P(source) == IS_STRING) {
/* source is the actual message */
part->source.kind = mpSTRING;
ZVAL_DUP(&part->source.zval, source);
convert_to_string_ex(&part->source.zval);
}
if (zend_string_equals_literal(mode, "file")) {
/* source is the name of a file */
php_stream *srcstream;
part->source.kind = mpSTREAM;
convert_to_string_ex(source);
srcstream = php_stream_open_wrapper(Z_STRVAL_P(source), "rb", REPORT_ERRORS, NULL);
if (srcstream == NULL) {
RETURN_FALSE;
}
php_stream_to_zval(srcstream, &part->source.zval);
}
if (zend_string_equals_literal(mode, "stream")) {
part->source.kind = mpSTREAM;
ZVAL_DUP(&part->source.zval, source);
convert_to_string_ex(&part->source.zval);
}
/* parse the data from the source */
if (part->source.kind == mpSTRING) {
php_mimepart_parse(part, Z_STRVAL_P(&part->source.zval), Z_STRLEN_P(&part->source.zval));
} else if (part->source.kind == mpSTREAM) {
php_stream *srcstream;
char buf[1024];
php_stream_from_zval(srcstream, &part->source.zval);
php_stream_rewind(srcstream);
while(!php_stream_eof(srcstream)) {
size_t n = php_stream_read(srcstream, buf, sizeof(buf));
if (n > 0)
php_mimepart_parse(part, buf, n);
}
}
mailparse_mimemessage_populate(part, object);
}
PHP_METHOD(mimemessage, remove)
{
php_mimepart *part;
part = mimemsg_get_object(getThis());
if (part == NULL)
RETURN_FALSE;
php_mimepart_remove_from_parent(part);
}
PHP_METHOD(mimemessage, add_child)
{
php_mimepart *part;
part = mimemsg_get_object(getThis());
if (part == NULL)
RETURN_FALSE;
php_mimepart_remove_from_parent(part);
}
PHP_METHOD(mimemessage, get_child_count)
{
php_mimepart *part;
part = mimemsg_get_object(getThis());
if (part == NULL)
RETURN_FALSE;
RETURN_LONG(zend_hash_num_elements(&part->children));
}
PHP_METHOD(mimemessage, get_parent)
{
php_mimepart *part;
part = mimemsg_get_object(getThis());
if (part && part->parent) {
mailparse_mimemessage_export(part->parent, return_value);
} else {
RETURN_NULL();
}
}
PHP_METHOD(mimemessage, get_child)
{
php_mimepart *part, *foundpart;
zval *item_to_find;
if ((part = mimemsg_get_object(getThis())) == NULL) {
RETURN_NULL();
}
if (zend_parse_parameters(ZEND_NUM_ARGS(), "z", &item_to_find) == FAILURE) {
RETURN_NULL();
}
if (Z_TYPE_P(item_to_find) == IS_STRING) {
foundpart = php_mimepart_find_by_name(part, Z_STRVAL_P(item_to_find));
} else if (Z_TYPE_P(item_to_find) == IS_LONG) {
foundpart = php_mimepart_find_child_by_position(part, Z_LVAL_P(item_to_find));
} else {
RETURN_NULL();
}
if (!foundpart) {
RETURN_NULL();
}
mailparse_mimemessage_export(foundpart, return_value);
}
static void mailparse_mimemessage_extract(int flags, INTERNAL_FUNCTION_PARAMETERS)
{
php_mimepart *part;
zval *zarg = NULL;
php_stream *srcstream, *deststream = NULL;
zend_long mode = MAILPARSE_EXTRACT_OUTPUT;
php_mimepart_extract_func_t callback = extract_callback_stdout;
void *callback_data = NULL;
part = mimemsg_get_object(getThis());
RETVAL_NULL();
if (part == NULL)
return;
if (FAILURE == zend_parse_parameters(ZEND_NUM_ARGS(), "|lz!", &mode, &zarg))
return;
switch(mode) {
case MAILPARSE_EXTRACT_STREAM:
if (zarg == NULL) {
php_error_docref(NULL, E_WARNING, "Parameter 2 must be a stream");
return;
}
php_stream_from_zval(deststream, zarg);
break;
case MAILPARSE_EXTRACT_RETURN:
deststream = php_stream_memory_create(TEMP_STREAM_DEFAULT);
break;
}
if (part->source.kind == mpSTRING)
#if PHP_VERSION_ID < 80100
srcstream = php_stream_memory_open(TEMP_STREAM_READONLY, Z_STRVAL_P(&part->source.zval), Z_STRLEN_P(&part->source.zval));
#else
srcstream = php_stream_memory_open(TEMP_STREAM_READONLY, Z_STR(part->source.zval));
#endif
else
php_stream_from_zval(srcstream, &part->source.zval);
if (srcstream == NULL) {
php_error_docref(NULL, E_WARNING, "MimeMessage object is missing a source stream!");
goto cleanup;
}
if (deststream != NULL) {
callback_data = deststream;
callback = extract_callback_stream;
}
if (SUCCESS == extract_part(part, flags, srcstream, callback_data, callback)) {
if (mode == MAILPARSE_EXTRACT_RETURN) {
#if PHP_VERSION_ID < 80100
size_t len;
char *buf;
buf = php_stream_memory_get_buffer(deststream, &len);
RETVAL_STRINGL(buf, len);
#else
RETVAL_STR_COPY(php_stream_memory_get_buffer(deststream));
#endif
} else {
RETVAL_TRUE;
}
}
cleanup:
if (part->source.kind == mpSTRING && srcstream)
php_stream_close(srcstream);
if (mode == MAILPARSE_EXTRACT_RETURN && deststream)
php_stream_close(deststream);
}
PHP_METHOD(mimemessage, extract_headers)
{
mailparse_mimemessage_extract(MAILPARSE_DECODE_NOBODY, INTERNAL_FUNCTION_PARAM_PASSTHRU);
}
PHP_METHOD(mimemessage, extract_body)
{
mailparse_mimemessage_extract(MAILPARSE_DECODE_NOHEADERS | MAILPARSE_DECODE_8BIT, INTERNAL_FUNCTION_PARAM_PASSTHRU);
}
PHP_METHOD(mimemessage, extract_uue)
{
php_mimepart *part;
zval *zarg = NULL;
php_stream *srcstream, *deststream = NULL;
zend_long mode = MAILPARSE_EXTRACT_OUTPUT;
zend_long index = 0; /* which uue to extract */
off_t end;
off_t start_pos;
char buffer[4096];
int nparts = 0;
part = mimemsg_get_object(getThis());
RETVAL_NULL();
if (part == NULL) {
return;
}
if (FAILURE == zend_parse_parameters(ZEND_NUM_ARGS(), "l|lz", &index, &mode, &zarg)) {
return;
}
switch(mode) {
case MAILPARSE_EXTRACT_STREAM:
if (zarg == NULL) {
php_error_docref(NULL, E_WARNING, "Parameter 2 must be a stream");
return;
}
php_stream_from_zval(deststream, zarg);
break;
case MAILPARSE_EXTRACT_RETURN:
deststream = php_stream_memory_create(TEMP_STREAM_DEFAULT);
break;
case MAILPARSE_EXTRACT_OUTPUT:
deststream = php_stream_open_wrapper("php://output", "wb", 0, NULL);
break;
}
if (part->source.kind == mpSTRING)
#if PHP_VERSION_ID < 80100
srcstream = php_stream_memory_open(TEMP_STREAM_READONLY, Z_STRVAL_P(&part->source.zval), Z_STRLEN_P(&part->source.zval));
#else
srcstream = php_stream_memory_open(TEMP_STREAM_READONLY, Z_STR(part->source.zval));
#endif
else
php_stream_from_zval(srcstream, &part->source.zval);
if (srcstream == NULL) {
php_error_docref(NULL, E_WARNING, "MimeMessage object is missing a source stream!");
goto cleanup;
}
/* position stream at start of the body for this part */
start_pos = part->bodystart;
end = part->parent ? part->bodyend : part->endpos;
php_stream_seek(srcstream, start_pos, SEEK_SET);
while(!php_stream_eof(srcstream) && php_stream_gets(srcstream, buffer, sizeof(buffer))) {
/* Look for the "begin " sequence that identifies a uuencoded file */
if (strncmp(buffer, "begin ", 6) == 0) {
char *origfilename;
int len;
/* parse out the file name.
* The next 4 bytes are an octal number for perms; ignore it */
origfilename = &buffer[10];
/* NUL terminate the filename */
len = strlen(origfilename);
while(isspace(origfilename[len-1]))
origfilename[--len] = '\0';
/* make the return an array */
if (nparts == index) {
mailparse_do_uudecode(srcstream, deststream);
if (mode == MAILPARSE_EXTRACT_RETURN) {
#if PHP_VERSION_ID < 80100
size_t len;
char *buf;
buf = php_stream_memory_get_buffer(deststream, &len);
RETVAL_STRINGL(buf, len);
#else
RETVAL_STR_COPY(php_stream_memory_get_buffer(deststream));
#endif
} else {
RETVAL_TRUE;
}
break;
} else {
/* skip that part */
mailparse_do_uudecode(srcstream, NULL);
}
} else {
if (php_stream_tell(srcstream) >= end)
break;
}
}
cleanup:
if (part->source.kind == mpSTRING && srcstream)
php_stream_close(srcstream);
if (mode != MAILPARSE_EXTRACT_STREAM && deststream)
php_stream_close(deststream);
}
PHP_METHOD(mimemessage, enum_uue)
{
php_stream *instream;
php_mimepart *part;
off_t end;
off_t start_pos, curr_pos;
size_t file_size;
char buffer[4096];
int nparts = 0;
zval item;
part = mimemsg_get_object(getThis());
RETVAL_FALSE;
if (part == NULL)
return;
if (part->source.kind == mpSTRING)
#if PHP_VERSION_ID < 80100
instream = php_stream_memory_open(TEMP_STREAM_READONLY, Z_STRVAL_P(&part->source.zval), Z_STRLEN_P(&part->source.zval));
#else
instream = php_stream_memory_open(TEMP_STREAM_READONLY, Z_STR(part->source.zval));
#endif
else
php_stream_from_zval(instream, &part->source.zval);
if (instream == NULL) {
php_error_docref(NULL, E_WARNING, "MimeMessage object is missing a source stream!");
goto cleanup;
}
/* position stream at start of the body for this part */
start_pos = part->bodystart;
end = part->parent ? part->bodyend : part->endpos;
php_stream_seek(instream, start_pos, SEEK_SET);
while(!php_stream_eof(instream) && php_stream_gets(instream, buffer, sizeof(buffer))) {
/* Look for the "begin " sequence that identifies a uuencoded file */
if (strncmp(buffer, "begin ", 6) == 0) {
char *origfilename;
int len;
/* parse out the file name.
* The next 4 bytes are an octal number for perms; ignore it */
origfilename = &buffer[10];
/* NUL terminate the filename */
len = strlen(origfilename);
while(isspace(origfilename[len-1]))
origfilename[--len] = '\0';
/* make the return an array */
if (nparts == 0) {
array_init(return_value);
}
/* add an item */
array_init(&item);
add_assoc_string(&item, "filename", origfilename);
add_assoc_long(&item, "start-pos", php_stream_tell(instream));
/* decode it and remember the file size */
file_size = mailparse_do_uudecode(instream, NULL);
add_assoc_long(&item, "filesize", file_size);
curr_pos = php_stream_tell(instream);
if (curr_pos > end) {
/* we somehow overran the message boundary; the message itself is
* probably bogus, so lets cancel this item */
php_error_docref(NULL, E_WARNING, "uue attachment overran part boundary; this should not happen, message is probably malformed");
zval_ptr_dtor(&item);
break;
}
add_assoc_long(&item, "end-pos", curr_pos);
add_next_index_zval(return_value, &item);
nparts++;
} else {
if (php_stream_tell(instream) >= end)
break;
}
}
cleanup:
if (part->source.kind == mpSTRING && instream)
php_stream_close(instream);
}
/* --- END ---------- MimeMessage methods }}} */
PHP_MINFO_FUNCTION(mailparse)
{
php_info_print_table_start();
php_info_print_table_header(2, "mailparse support", "enabled");
php_info_print_table_row(2, "Extension Version", PHP_MAILPARSE_VERSION);
php_info_print_table_end();
DISPLAY_INI_ENTRIES();
}
PHP_RINIT_FUNCTION(mailparse)
{
return SUCCESS;
}
PHP_RSHUTDOWN_FUNCTION(mailparse)
{
return SUCCESS;
}
#define UUDEC(c) (char)(((c)-' ')&077)
#define UU_NEXT(v) if (line[x] == '\0' || line[x] == '\r' || line[x] == '\n') break; v = line[x++]; v = UUDEC(v)
static size_t mailparse_do_uudecode(php_stream *instream, php_stream *outstream)
{
int x, A, B, C, D, n;
size_t file_size = 0;
char line[128];
int backtick_line = 0;
if (outstream) {
/* write to outstream */
while(!php_stream_eof(instream)) {
if (!php_stream_gets(instream, line, sizeof(line))
|| (backtick_line && strncmp(line, "end", 3) == 0 && (line[3] == '\r' || line[3] == '\n'))
) {
break;
}
backtick_line = line[0] == '`' && (line[1] == '\r' || line[1] == '\n');
x = 0;
UU_NEXT(n);
while(n != 0) {
UU_NEXT(A);
UU_NEXT(B);
UU_NEXT(C);
UU_NEXT(D);
if (n-- > 0) {
file_size++;
php_stream_putc(outstream, (A << 2) | (B >> 4));
}
if (n-- > 0) {
file_size++;
php_stream_putc(outstream, (B << 4) | (C >> 2));
}
if (n-- > 0) {
file_size++;
php_stream_putc(outstream, (C << 6) | D);
}
}
}
} else {
/* skip (and measure) the data, but discard it.
* This is separated from the version above to speed it up by a few cycles */
while(!php_stream_eof(instream)) {
if (!php_stream_gets(instream, line, sizeof(line))) {
break;
}
x = 0;
UU_NEXT(n);
while(line[x] && n != 0) {
UU_NEXT(A);
UU_NEXT(B);
UU_NEXT(C);
UU_NEXT(D);
if (n-- > 0) {
file_size++;
}
if (n-- > 0) {
file_size++;
}
if (n-- > 0) {
file_size++;
}
}
}
}
return file_size;
}
/* php_stream_fopen_temporary_file auto unlink the file on close
* this will keep the file
*/
static php_stream *_mailparse_create_stream(zend_string **path) {
int fd;
fd = php_open_temporary_fd(NULL, "mailparse", path);
if (fd != -1) {
return php_stream_fopen_from_fd(fd, "r+b", NULL);
}
return NULL;
}
/* {{{ proto array mailparse_uudecode_all(resource fp)
Scans the data from fp and extract each embedded uuencoded file. Returns an array listing filename information */
PHP_FUNCTION(mailparse_uudecode_all)
{
zval *file, item;
char *buffer = NULL;
zend_string *outpath;
int nparts = 0;
php_stream *instream, *outstream = NULL, *partstream = NULL;
if (FAILURE == zend_parse_parameters(ZEND_NUM_ARGS(), "r", &file))
return;
php_stream_from_zval(instream, file);
outstream = _mailparse_create_stream(&outpath);
if (outstream == NULL) {
zend_error(E_WARNING, "%s(): unable to open temp file", get_active_function_name());
RETURN_FALSE;
}
php_stream_rewind(instream);
buffer = emalloc(4096);
while(php_stream_gets(instream, buffer, 4096)) {
/* Look for the "begin " sequence that identifies a uuencoded file */
if (strncmp(buffer, "begin ", 6) == 0) {
char * origfilename;
int len;
/* parse out the file name.
* The next 4 bytes are an octal number for perms; ignore it */
origfilename = &buffer[10];
/* NUL terminate the filename */
len = strlen(origfilename);
while(isspace(origfilename[len-1]))
origfilename[--len] = '\0';
/* make the return an array */
if (nparts == 0) {
array_init(return_value);
/* create an initial item representing the file with all uuencoded parts
* removed */
array_init(&item);
add_assoc_string(&item, "filename", ZSTR_VAL(outpath));
add_next_index_zval(return_value, &item);
zend_string_release(outpath);
}
/* add an item */
array_init(&item);
add_assoc_string(&item, "origfilename", origfilename);
/* create a temp file for the data */
partstream = _mailparse_create_stream(&outpath);
if (partstream) {
nparts++;
add_assoc_string(&item, "filename", ZSTR_VAL(outpath));
add_next_index_zval(return_value, &item);
/* decode it */
mailparse_do_uudecode(instream, partstream);
php_stream_close(partstream);
zend_string_release(outpath);
}
} else {
/* write to the output file */
php_stream_write_string(outstream, buffer);
}
}
php_stream_close(outstream);
php_stream_rewind(instream);
efree(buffer);
if (nparts == 0) {
/* delete temporary file */
RETURN_FALSE;
}
}
/* }}} */
/* {{{ proto array mailparse_rfc822_parse_addresses(string addresses)
Parse addresses and returns a hash containing that data */
PHP_FUNCTION(mailparse_rfc822_parse_addresses)
{
zend_string *addresses;
php_rfc822_tokenized_t *toks = NULL;
php_rfc822_addresses_t *addrs = NULL;
int i;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "S", &addresses) == FAILURE) {
RETURN_FALSE;
}
toks = php_mailparse_rfc822_tokenize((const char*)ZSTR_VAL(addresses), 1);
addrs = php_rfc822_parse_address_tokens(toks);
array_init(return_value);
for (i = 0; i < addrs->naddrs; i++) {
zval item;
array_init(&item);
if (addrs->addrs[i].name)
add_assoc_string(&item, "display", addrs->addrs[i].name);
if (addrs->addrs[i].address)
add_assoc_string(&item, "address", addrs->addrs[i].address);
add_assoc_bool(&item, "is_group", addrs->addrs[i].is_group);
zend_hash_next_index_insert(Z_ARRVAL_P(return_value), &item);
}
php_rfc822_free_addresses(addrs);
php_rfc822_tokenize_free(toks);
}
/* }}} */
/* {{{ proto string mailparse_determine_best_xfer_encoding(resource fp)
Figures out the best way of encoding the content read from the file pointer fp, which must be seek-able */
PHP_FUNCTION(mailparse_determine_best_xfer_encoding)
{
zval *file;
int longline = 0;
int linelen = 0;
int c;
enum mbfl_no_encoding bestenc = mbfl_no_encoding_7bit;
php_stream *stream;
char * name;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "r", &file) == FAILURE) {
RETURN_FALSE;
}
php_stream_from_zval(stream, file);
php_stream_rewind(stream);
while(!php_stream_eof(stream)) {
c = php_stream_getc(stream);
if (c == EOF)
break;
if (c > 0x80)
bestenc = mbfl_no_encoding_8bit;
else if (c == 0) {
bestenc = mbfl_no_encoding_base64;
longline = 0;
break;
}
if (c == '\n')
linelen = 0;
else if (++linelen > 200)
longline = 1;
}
if (longline)
bestenc = mbfl_no_encoding_qprint;
php_stream_rewind(stream);
name = (char *)mbfl_no2preferred_mime_name(bestenc);
if (name)
{
RETVAL_STRING(name);
}
else
{
RETVAL_FALSE;
}
}
/* }}} */
/* {{{ proto boolean mailparse_stream_encode(resource sourcefp, resource destfp, string encoding)
Streams data from source file pointer, apply encoding and write to destfp */
static int mailparse_stream_output(int c, void *stream)
{
char buf = c;
return php_stream_write((php_stream*)stream, &buf, 1);
}
static int mailparse_stream_flush(void *stream)
{
return php_stream_flush((php_stream*)stream);
}
PHP_FUNCTION(mailparse_stream_encode)
{
zval *srcfile, *destfile;
zend_string *encod;
php_stream *srcstream, *deststream;
char *buf;
size_t len;
size_t bufsize = 2048;
enum mbfl_no_encoding enc;
mbfl_convert_filter *conv = NULL;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "rrS", &srcfile, &destfile, &encod) == FAILURE) {
RETURN_FALSE;
}
if (Z_TYPE_P(srcfile) == IS_RESOURCE && Z_LVAL_P(srcfile) == 0) {
RETURN_FALSE;
}
if (Z_TYPE_P(destfile) == IS_RESOURCE && Z_LVAL_P(destfile) == 0) {
RETURN_FALSE;
}
php_stream_from_zval(srcstream, srcfile);
php_stream_from_zval(deststream, destfile);
enc = mbfl_name2no_encoding(ZSTR_VAL(encod));