modifs.mineures sans commentaires
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@ -2,7 +2,8 @@
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namespace nur\sery\sys;
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/**
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* Interface IContent: un objet capable de produire du contenu à afficher
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* Interface IContent: un objet capable de produire du contenu à afficher. le
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* contenu retourné doit être pris tel quel,sans plus d'analyse
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*/
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interface IContent {
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/** retourner le contenu à afficher */
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@ -0,0 +1,9 @@
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<?php
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namespace nur\sery\sys;
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/**
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* Interface IStaticContent: comme {@link IContent} mais la liste retournée est
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* une liste de contenu statique à analyser récursivement
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*/
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interface IStaticContent extends IContent {
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}
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@ -1,13 +1,29 @@
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<?php
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namespace nur\sery\sys;
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use nulib\cl;
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/**
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* Class content: gestionnaire de contenu (statique ou dynamique)
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*/
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class content {
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/**
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* quoter $vs si c'est un scalaire. sinon retourner le tableau tel quel
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*
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* NB: cette méthode est accessible via la fonction globale {@link q()}
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*/
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static final function q($contents): iterable {
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if ($contents === null || $contents === false) return [];
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elseif ($contents instanceof IContent) return [$contents];
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elseif ($contents instanceof IPrintable) return [$contents];
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elseif (is_iterable($contents)) return $contents;
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else return [htmlspecialchars(strval($contents))];
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}
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/**
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* applatir $contents, et retourner une liste de valeurs scalaires:
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* - les instances de IContent et IPrintable sont remplacées par leur contenu
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* - les chaines sont ajoutées telles quelles
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* - les autres objets sont transformés en chaine de caractère avec strval()
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*/
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static function flatten($contents, ?array &$dest=null): array {
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@ -20,12 +36,18 @@ class content {
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$contents->print();
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$dest[] = ob_get_clean();
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return $dest;
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} elseif (!is_iterable($contents)) {
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} elseif (is_scalar($contents)) {
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$dest[] = $contents;
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return $dest;
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} elseif (!is_iterable($contents)) {
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$dest[] = strval($contents);
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return $dest;
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}
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# sinon parcourir $contents
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foreach ($contents as $value) {
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self::flatten($value, $dest);
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if ($value === null) continue;
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elseif (is_scalar($value)) $dest[] = $value;
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else self::flatten($value, $dest);
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}
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return $dest;
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}
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@ -41,6 +63,10 @@ class content {
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if ($quote) $contents = htmlspecialchars($contents);
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$dest[] = $contents;
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return $dest;
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} elseif ($contents instanceof IStaticContent) {
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$contents = $contents->getContent();
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$dest = cl::merge($dest, self::resolve_static($contents, $dest_class, false));
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return $dest;
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} elseif ($contents instanceof IContent) {
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$dest[] = $contents;
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return $dest;
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@ -53,8 +79,10 @@ class content {
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}
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foreach ($contents as $content) {
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if ($content === null) continue;
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elseif (is_string($content)) $dest[] = $content;
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elseif ($contents instanceof IContent) $dest[] = $content;
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elseif ($contents instanceof IStaticContent) {
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$contents = $content->getContent();
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$dest = cl::merge($dest, self::resolve_static($contents, $dest_class, false));
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} elseif ($contents instanceof IContent) $dest[] = $content;
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elseif ($contents instanceof IPrintable) $dest[] = $content;
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elseif (!is_array($content)) $dest[] = $content;
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else {
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@ -67,13 +95,15 @@ class content {
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# - ou une définition d'objet d'une des formes suivantes
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# - [class, ...args]
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# - [[class], ...args]
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$class = false;
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$func_isa_class = false;
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if (array_key_exists(0, $content) && is_array($content[0])) {
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# $content est de la forme [func_or_class, ...args]
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$func = $content[0];
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$args = array_slice($content, 1);
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if (func::is_class($func)) {
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$class = true;
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if (func::is_static($func)) {
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func::ensure_func($func, $dest_class, $args);
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} elseif (func::is_class($func)) {
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$func_isa_class = true;
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func::fix_class_args($func, $args);
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} else {
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func::ensure_func($func, $dest_class, $args);
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@ -81,8 +111,10 @@ class content {
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} else {
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# $content est de la forme $func
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$func = $content;
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if (func::is_class($func)) {
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$class = true;
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if (func::is_static($func)) {
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func::ensure_func($func, $dest_class, $args);
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} elseif (func::is_class($func)) {
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$func_isa_class = true;
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func::fix_class_args($func, $args);
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} else {
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func::ensure_func($func, $dest_class, $args);
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@ -90,19 +122,29 @@ class content {
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}
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# chaque argument est un contenu statique
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foreach ($args as &$arg) {
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$array = is_array($arg);
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$arg = self::resolve_static($arg, $dest_class, false);
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$arg = self::flatten($arg);
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if ($array) {
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$arg = [implode("", $arg)];
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} else {
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switch (count($arg)) {
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case 0: $arg = null; break;
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case 1: $arg = $arg[0]; break;
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default: $arg = implode("", $arg);
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}
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}
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}; unset($arg);
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# puis appeler la fonction
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if ($class) $content = func::cons($func, ...$args);
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if ($func_isa_class) $content = func::cons($func, ...$args);
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else $content = func::call($func, ...$args);
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$dest[] = $content;
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}
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}
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return $dest;
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}
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static function to_string($contents, $dest_class=null, bool $quote=true): string {
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return implode("", self::flatten(self::resolve_static($contents, $dest_class, $quote)));
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}
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}
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@ -18,8 +18,11 @@ class func {
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* tester si $func est une chaine de la forme "XXX::method" où XXX est une
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* chaine quelconque éventuellement vide, ou un tableau de la forme ["method"]
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* ou [anything, "method", ...]
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*
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* Avec la forme tableau, "method" ne doit pas contenir le caractère '\', pour
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* pouvoir utiliser conjointement {@link is_class()}
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*/
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static final function is_static($func): bool {
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static final function is_static($func, bool $allowClass=false): bool {
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if (is_string($func)) {
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$pos = strpos($func, "::");
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if ($pos === false) return false;
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@ -27,10 +30,14 @@ class func {
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} elseif (is_array($func) && array_key_exists(0, $func)) {
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$count = count($func);
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if ($count == 1) {
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return is_string($func[0]) && strlen($func[0]) > 0;
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if (!is_string($func[0]) || strlen($func[0]) == 0) return false;
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if (strpos($func[0], "\\") !== false) return false;
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return true;
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} elseif ($count > 1) {
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if (!array_key_exists(1, $func)) return false;
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return is_string($func[1]) && strlen($func[1]) > 0;
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if (!is_string($func[1]) || strlen($func[1]) == 0) return false;
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if (strpos($func[1], "\\") !== false) return false;
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return true;
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}
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}
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return false;
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@ -351,7 +358,8 @@ class func {
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*
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* NB: il est possible d'avoir {@link is_static()} et {@link is_class()}
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* vraies pour la même valeur. s'il faut supporter les deux cas, appeler
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* {@link is_class()} d'abord
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* {@link is_static()} d'abord, mais dans ce cas, on ne supporte que les
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* classes qui sont dans un package
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*/
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static final function is_class($class): bool {
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if (is_string($class)) {
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@ -0,0 +1,38 @@
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<?php
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namespace nur\sery\sys;
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use nur\sery\sys\impl\html;
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use PHPUnit\Framework\TestCase;
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class contentTest extends TestCase {
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function testFlattern() {
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self::assertSame([], content::flatten(null));
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self::assertSame([], content::flatten([null]));
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self::assertSame([""], content::flatten(""));
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self::assertSame([""], content::flatten([""]));
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self::assertSame(["a", "b", "c", "d"], content::flatten(["a", ["b", ["c"], "d"]]));
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}
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function testResolve_static() {
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self::assertSame([], content::resolve_static(null, null));
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self::assertSame([], content::resolve_static([null], [null]));
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self::assertSame([""], content::resolve_static("", ""));
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self::assertSame([""], content::resolve_static([""], [""]));
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self::assertSame(["<quoted>"], content::resolve_static("<quoted>", "<quoted>"));
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self::assertSame(["<non-quoted>"], content::resolve_static(["<non-quoted>"], ["<non-quoted>"]));
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self::assertSame(
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"<h1>title<q/></h1><p>hello<nq/><span>brave<q/></span><span>world<nq/></span></p>",
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content::to_string([
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[html::H1, "title<q/>"],
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[html::P, [
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"hello<nq/>",
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[html::SPAN, "brave<q/>"],
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[html::SPAN, ["world<nq/>"]],
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]],
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]));
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}
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}
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@ -0,0 +1,10 @@
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<?php
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namespace nur\sery\sys\impl;
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use nur\sery\sys\IContent;
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class AContent implements IContent {
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function getContent(): iterable {
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return ["<span>content</span>"];
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}
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}
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@ -0,0 +1,10 @@
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<?php
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namespace nur\sery\sys\impl;
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use nur\sery\sys\IPrintable;
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class APrintable implements IPrintable {
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function print(): void {
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echo "<p>printable</p>";
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}
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}
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@ -0,0 +1,12 @@
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<?php
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namespace nur\sery\sys\impl;
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use nur\sery\sys\IStaticContent;
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class AStaticContent implements IStaticContent {
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function getContent(): iterable {
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return [
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[html::P, "static content"],
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];
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}
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}
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@ -0,0 +1,23 @@
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<?php
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namespace nur\sery\sys\impl;
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use nur\sery\sys\content;
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use nur\sery\sys\IStaticContent;
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class ATag implements IStaticContent {
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function __construct(string $tag, $contents=null) {
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$this->tag = $tag;
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$this->contents = $contents;
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}
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protected $tag;
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protected $contents;
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function getContent(): iterable {
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return [
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"<$this->tag>",
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...content::q($this->contents),
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"</$this->tag>",
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];
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}
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}
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@ -0,0 +1,14 @@
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<?php
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namespace nur\sery\sys\impl;
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class html {
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const H1 = [self::class, "h1"];
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const DIV = [self::class, "div"];
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const P = [self::class, "p"];
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const SPAN = [self::class, "span"];
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static function h1($contents) { return new ATag("h1", $contents); }
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static function div($contents) { return new ATag("div", $contents); }
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static function p($contents) { return new ATag("p", $contents); }
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static function span($contents) { return new ATag("span", $contents); }
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}
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