/**
* Parse the template
*
* @param boolean $from_original
* @param mixed $index_item
* @param integer $min_level
* @return string
*/
public final function parse($from_original = true, $index_item = null, $min_level = 1)
{
// Generate internal and random ignore tag (security reasons)
if (is_null($this->__ignore_secret_tag)) {
$this->__ignore_secret_tag = uniqid();
}
self::createAuxiliarEngine($this);
self::$__parse_level++;
if (self::$__log_mode) {
$this->logger("Parsing all...");
}
$time_start = microtime(true);
self::repairSubparsers();
// Calling the beforeParse hook
$this->beforeParse();
if ($from_original == true) {
if (self::$__log_mode) {
$this->logger("Parsing from the original source");
}
if (is_null($this->__src_original)) {
$this->__src_original = $this->__src;
} else {
$this->__src = $this->__src_original;
}
}
$subparsers_restore = array();
if (trim($this->__src) != "") {
if (!is_null($index_item)) {
if (self::$__log_mode) {
$this->logger("Parsing with '{$index_item}' index of __items");
}
$items = $this->__items[$index_item];
} else {
$items = $this->__items;
}
if (is_null($items)) {
$items = array();
}
// Add global vars (self::$globals)
foreach (self::$__globals as $var => $value) {
if (!isset($items[$var])) {
$items[$var] = $value;
}
}
$items = array_merge($items, self::$__globals_design);
$items = array_merge($items, self::getSystemData());
// Add properties
$props = get_object_vars($this);
foreach ($props as $prop => $value) {
if (substr($prop, 0, 2) != "__") {
$items[$prop] = $value;
}
}
// Reserved vars
if (!isset($items['_empty'])) {
$items['_empty'] = array();
}
if (!isset($items['_'])) {
$items['_'] = array();
}
if (strpos($this->__src, DIV_TAG_SUBPARSER_BEGIN_PREFIX) !== false) {
$this->parseSubParsers($items, array('moment' => DIV_MOMENT_BEFORE_PARSE));
}
// Template's properties
$this->loadTemplateProperties();
// Preparing dialect
$this->__src = $this->prepareDialect();
if (strpos($this->__src, DIV_TAG_IGNORE_BEGIN) !== false || strpos($this->__src, '{' . $this->__ignore_secret_tag . '}') !== false) {
$this->parseIgnore();
}
if (strpos($this->__src, DIV_TAG_COMMENT_BEGIN) !== false) {
$this->parseComments();
}
if (strpos($this->__src, DIV_TAG_FRIENDLY_BEGIN) !== false) {
$this->parseFriendly();
}
$cycles2 = 0;
$this->memory($items);
$msg_infinite_cycle = 'Too many iterations of the parser: possible infinite cycle. Review your template code.';
$last_action = false;
do {
$cycles1 = 0;
$cycles2++;
if ($cycles2 > DIV_MAX_PARSE_CYCLES) {
$this->error($msg_infinite_cycle, "FATAL");
}
do {
$checksum = crc32($this->__src);
$this->__crc = $checksum;
if (self::$__log_mode === true) {
$this->logger('Template | size: ' . strlen($this->__src));
if (isset($this->__src[100])) {
$this->logger('Template [checksum=' . $checksum . ']:' . htmlentities(str_replace("\n", " ", substr($this->__src, 0, 100)) . "..." . substr($this->__src, strlen($this->__src) - 100)));
} else {
$this->logger('Template [checksum=' . $checksum . ']: ' . htmlentities($this->__src));
}
}
$cycles1++;
if ($cycles1 > DIV_MAX_PARSE_CYCLES) {
$this->error($msg_infinite_cycle, "FATAL");
}
$this->memory($items);
// Conditional
if (strpos($this->__src, DIV_TAG_CONDITIONAL_TRUE_BEGIN_PREFIX) !== false || strpos($this->__src, DIV_TAG_CONDITIONAL_FALSE_BEGIN_PREFIX) !== false) {
$this->parseConditional($items);
}
// Conditions
if (strpos($this->__src, DIV_TAG_CONDITIONS_BEGIN_PREFIX) !== false) {
$this->parseConditions($items);
}
// Include
if (strpos($this->__src, DIV_TAG_INCLUDE_BEGIN) !== false) {
$this->parseInclude($items);
if (strpos($this->__src, DIV_TAG_SUBPARSER_BEGIN_PREFIX) !== false) {
$this->parseSubParsers($items, array('moment' => DIV_MOMENT_AFTER_INCLUDE));
}
if (strpos($this->__src, DIV_TAG_IGNORE_BEGIN) !== false || strpos($this->__src, '{' . $this->__ignore_secret_tag . '}') !== false) {
$this->parseIgnore();
}
if (strpos($this->__src, DIV_TAG_COMMENT_BEGIN) !== false) {
$this->parseComments();
}
if (strpos($this->__src, DIV_TAG_FRIENDLY_BEGIN) !== false) {
$this->parseFriendly();
}
$this->memory($items);
}
// Multiple variable's modifiers
if (strpos($this->__src, DIV_TAG_MULTI_MODIFIERS_PREFIX) !== false && strpos($this->__src, DIV_TAG_MULTI_MODIFIERS_SUFFIX) !== false) {
$this->parseMultipleModifiers();
}
// Data in templates
if (strpos($this->__src, DIV_TAG_TPLVAR_BEGIN) !== false) {
if (strpos($this->__src, DIV_TAG_TPLVAR_END) !== false) {
$items = array_merge($this->__memory, $items);
$this->parseData($items);
$this->memory($items);
}
}
// Number format
if (strpos($this->__src, DIV_TAG_NUMBER_FORMAT_PREFIX) !== false) {
$this->parseNumberFormat($items);
}
// Preprocessed
if (strpos($this->__src, DIV_TAG_PREPROCESSED_BEGIN) !== false) {
$this->parsePreprocessed($items);
$this->memory($items);
}
$items = array_merge($items, self::$__globals_design);
// Default values in templates
if (strpos($this->__src, DIV_TAG_DEFAULT_REPLACEMENT_BEGIN) !== false) {
$this->parseDefaults($items);
}
// Macros
if (strpos($this->__src, DIV_TAG_MACRO_BEGIN) !== false) {
$items = array_merge($this->__memory, $items);
$items = $this->parseMacros($items, $last_action);
$this->memory($items);
}
// Lists
if (strpos($this->__src, DIV_TAG_LOOP_BEGIN_PREFIX) !== false) {
if (strpos($this->__src, DIV_TAG_LOOP_END_PREFIX) !== false) {
if (strpos($this->__src, DIV_TAG_LOOP_END_SUFFIX) !== false) {
$this->parseList($items);
}
}
}
$items = array_merge($items, self::$__globals_design);
// Capsules
if (strpos($this->__src, DIV_TAG_CAPSULE_BEGIN_PREFIX) !== false) {
if (strpos($this->__src, DIV_TAG_CAPSULE_END_SUFFIX) !== false) {
$this->parseCapsules($items);
}
}
$items = array_merge($items, self::$__globals_design);
// Make it again
if (isset(self::$__remember[$checksum])) {
$this->makeItAgain($checksum, $items);
if (strpos($this->__src, DIV_TAG_SUBPARSER_BEGIN_PREFIX) !== false) {
$this->parseSubParsers($items, array('moment' => DIV_MOMENT_AFTER_REPLACE));
}
}
// Sub-Matches
if (self::atLeastOneString($this->__src, self::$__modifiers)) {
$this->parseSubmatches($items);
}
// Matches
if (self::atLeastOneString($this->__src, self::$__modifiers) || strpos($this->__src, DIV_TAG_NUMBER_FORMAT_PREFIX) !== false && strpos($this->__src, DIV_TAG_NUMBER_FORMAT_SUFFIX) !== false) {
$this->parseMatches($items, $last_action);
}
// Discard literal vars
if (strpos($this->__src, DIV_TAG_IGNORE_BEGIN) !== false || strpos($this->__src, '{' . $this->__ignore_secret_tag . '}') !== false) {
$this->parseIgnore();
}
// Subparse: after replace
if (strpos($this->__src, DIV_TAG_SUBPARSER_BEGIN_PREFIX) !== false) {
$this->parseSubParsers($items, array('moment' => DIV_MOMENT_AFTER_REPLACE));
}
// Iterations
if (strpos($this->__src, DIV_TAG_ITERATION_BEGIN_PREFIX) !== false) {
if (strpos($this->__src, DIV_TAG_ITERATION_END) !== false) {
$this->parseIterations($items);
}
}
$nowcrc = crc32($this->__src);
if ($checksum != $nowcrc) {
$last_action = false;
}
} while ($checksum != $nowcrc);
// Computing
if (strpos($this->__src, DIV_TAG_FORMULA_BEGIN) !== false) {
if (strpos($this->__src, DIV_TAG_FORMULA_END) !== false) {
$this->parseFormulas($items);
}
}
// Date format
if (strpos($this->__src, DIV_TAG_DATE_FORMAT_PREFIX) !== false) {
if (strpos($this->__src, DIV_TAG_DATE_FORMAT_SUFFIX) !== false) {
$this->parseDateFormat($items);
}
}
// Multiple replacements
if (strpos($this->__src, DIV_TAG_MULTI_REPLACEMENT_BEGIN_PREFIX) !== false) {
if (strpos($this->__src, DIV_TAG_MULTI_REPLACEMENT_END_PREFIX) !== false) {
if (strpos($this->__src, DIV_TAG_MULTI_REPLACEMENT_END_SUFFIX) !== false) {
$this->parseMultiReplace($items);
}
}
}
// Searching orphan parts (conditions)
if (strpos($this->__src, DIV_TAG_CONDITIONS_BEGIN_PREFIX) !== false) {
$this->parseConditions($items, true);
}
// Div 4.5: One more time? Parsing orphans's parts while checksum not change.
// (do it because the orphan's parts stop the parser and the results are ugly)
// TODO: research best solution for this! (this is the second solution found)
if ($checksum == crc32($this->__src) && self::$__parse_level <= $min_level) {
$this->parseOrphanParts();
}
$nowcrc = crc32($this->__src);
// Last action?
$last_action = $last_action === false && $nowcrc == $checksum;
} while ($checksum != $nowcrc || $last_action === true);
// Searching orphan parts (conditionals)
if (strpos($this->__src, DIV_TAG_CONDITIONAL_TRUE_BEGIN_PREFIX) !== false || strpos($this->__src, DIV_TAG_CONDITIONAL_FALSE_BEGIN_PREFIX) !== false) {
$this->parseOrphanParts();
}
if (strpos($this->__src, DIV_TAG_IGNORE_BEGIN) !== false || strpos($this->__src, '{' . $this->__ignore_secret_tag . '}') !== false) {
$this->parseIgnore();
}
if (strpos($this->__src, DIV_TAG_COMMENT_BEGIN) !== false) {
$this->parseComments();
}
if (strpos($this->__src, DIV_TAG_FRIENDLY_BEGIN) !== false) {
$this->parseFriendly();
}
// Locations
if (strpos($this->__src, DIV_TAG_LOCATION_CONTENT_BEGIN_PREFIX) !== false) {
if (strpos($this->__src, DIV_TAG_LOCATION_BEGIN) !== false) {
$this->parseLocations();
}
}
// Clear location's tags
$allitems = null;
if (strpos($this->__src, DIV_TAG_LOCATION_BEGIN) !== false) {
$allitems = $this->getAllItems($items);
$clear = self::getVarValue('div' . DIV_TAG_VAR_MEMBER_DELIMITER . 'clear_locations', $allitems);
if (is_null($clear)) {
$clear = true;
}
if ($clear) {
$this->clearLocations();
}
}
// Restoring parsers requests
foreach ($this->__restore as $restore_id => $rest) {
$this->__src = str_replace('{' . $restore_id . '}', $rest, $this->__src);
}
$this->clean();
// The last action
if (self::$__parse_level <= 1) {
// Clear location's tags
if (strpos($this->__src, DIV_TAG_LOCATION_BEGIN) !== false) {
$this->clearLocations();
}
$this->parseSpecialChars();
// Restoring ignored parts
foreach (self::$__ignored_parts as $id => $ignore) {
foreach (self::$__sub_parsers as $subparser => $function) {
$tempunique = uniqid();
$rcount = 0;
$tagsearch = DIV_TAG_SUBPARSER_BEGIN_PREFIX . $subparser . DIV_TAG_SUBPARSER_BEGIN_SUFFIX;
$tagreplace = DIV_TAG_SUBPARSER_BEGIN_PREFIX . $tempunique . DIV_TAG_SUBPARSER_BEGIN_SUFFIX;
$ignore = str_replace($tagsearch, $tagreplace, $ignore, $rcount);
if ($rcount > 0) {
$subparsers_restore[$tagsearch] = $tagreplace;
}
}
$this->__src = str_replace('{' . $id . '}', $ignore, $this->__src);
}
// Restoring ignored parts inside values
$items = $this->__memory;
$vars = $this->getVars($items);
foreach ($vars as $var) {
$exp = self::getVarValue($var, $items);
if (is_string($exp)) {
foreach (self::$__ignored_parts as $id => $ignore) {
$exp = str_replace('{' . $id . '}', $ignore, $exp);
}
self::setVarValue($var, $exp, $items);
}
}
$this->__memory = $items;
}
}
$this->txt();
if (strpos($this->__src, DIV_TAG_SUBPARSER_BEGIN_PREFIX) !== false) {
$items = array_merge($this->__memory, $items);
$this->parseSubParsers($items, array('moment' => DIV_MOMENT_AFTER_PARSE, 'level' => self::$__parse_level));
$this->memory($items);
}
// Restore subparsers ignored
foreach ($subparsers_restore as $tagsearch => $tag_replace) {
$this->__src = str_replace($tagreplace, $tagsearch);
}
$time_end = microtime(true);
if (self::$__log_mode) {
$this->logger("Parser duration: " . number_format($time_end - $time_start, 5) . " secs");
}
self::$__parse_duration = $time_end - $time_start;
self::$__parse_level--;
if (self::$__parse_level == 0) {
$this->__items = array_merge($this->__items, $this->__memory);
$this->__items = array_merge($this->__items, self::$__globals_design);
self::$__globals_design = array();
self::$__globals_design_protected = array();
}
// Calling the afterParse hook
$this->afterParse();
}