82 lines
1.8 KiB
PHP
82 lines
1.8 KiB
PHP
<?php
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namespace nur\b\proc;
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use nur\A;
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use nur\shell;
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/**
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* Class CmdPipe: une suite de commandes qui doivent s'exécuter avec les sorties
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* des unes connectées aux entrées des autres
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*/
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class CmdPipe extends AbstractCmd {
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/** @var string|null */
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private $input;
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/** @var string|null */
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private $output;
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function __construct(?array $cmds=null, ?string $input=null, ?string $output=null) {
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parent::__construct();
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if ($cmds !== null) {
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foreach ($cmds as $command) {
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$this->add($command);
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}
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}
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if ($input !== null) $this->setInput($input);
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if ($output !== null) $this->setOutput($output);
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}
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function addLiteral($cmd): self {
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A::append_nn($this->cmds, $cmd);
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return $this;
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}
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function add($cmd): self {
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if ($cmd !== null) {
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if (!($cmd instanceof ICmd)) {
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shell::fix_cmd($cmd);
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}
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$this->cmds[] = $cmd;
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}
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return $this;
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}
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function setInput(?string $input=null): self {
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$this->input = $input;
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return $this;
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}
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function setOutput(?string $output=null): self {
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$this->output = $output;
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return $this;
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}
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function getCmd(?string $sep=null): string {
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if ($sep === null) $sep = "\n";
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$actualCmd = [];
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A::append_nn($actualCmd, $this->getVars($sep));
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$parts = [];
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foreach ($this->cmds as $cmd) {
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if ($cmd instanceof ICmd) {
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$cmd = "(".$cmd->getCmd($sep).")";
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}
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$parts[] = $cmd;
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}
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$cmd = implode(" | ", $parts);
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$input = $this->input;
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$output = $this->output;
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if ($input !== null || $output !== null) {
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$parts = [];
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if ($input !== null) $parts[] = "<".escapeshellarg($input);
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$parts[] = $cmd;
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if ($output !== null) $parts[] = ">".escapeshellarg($output);
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$cmd = implode(" ", $parts);
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}
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A::append($actualCmd, $cmd);
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return implode($sep, $actualCmd);
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}
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}
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