27 lines
995 B
PHP
27 lines
995 B
PHP
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<?php
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class Fetcher {
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/**
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* Fetches the data identified by $data_id, wraps it into FetchedData object together with
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* any auxiliary information (like HTTP response headers, number of redirect, fetched file information
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* or something else) and returns this object.
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*
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* @param String $data_id unique identifier of the data to be fetched (URI, file path, primary key of the database record or something else)
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*
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* @return FetchedData object containing the fetched file contents and auxiliary information, if exists.
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*/
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function get_data($data_id) {
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die("Oops. Inoverridden 'get_data' method called in ".get_class($this));
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}
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/**
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* @return String value of base URL to use for resolving relative links inside the document
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*/
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function get_base_url() {
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die("Oops. Inoverridden 'get_base_url' method called in ".get_class($this));
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}
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function error_message() {
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die("Oops. Inoverridden 'error_message' method called in ".get_class($this));
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}
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}
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?>
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