datatables.js ➔ deparam - Code Metrics - Inspection of "Really fixed .scrutinizer.yml" - Part-DB/Part-DB-symfony - Measure and Improve Code Quality continuously with Scrutinizer

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by Jan

created 2019-11-09 13:36 UTC

datatables.js ➔ deparam F

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Complexity

Conditions

Size

Total Lines	57
Code Lines	42

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	35
eloc	42
c	0
b	0
f	0
dl	0
loc	57
rs	0

How to fix Long Method Complexity

/**
 * Symfony DataTables Bundle
 * (c) Omines Internetbureau B.V. - https://omines.nl/
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 *
 * @author Niels Keurentjes <[email protected]>
 */

(function($) {
    /**
     * Initializes the datatable dynamically.
     */
    $.fn.initDataTables = function(config, options) {

        //Update default used url, so it reflects the current location (useful on single side apps)
        $.fn.initDataTables.defaults.url = window.location.origin + window.location.pathname;

        var root = this,
            config = $.extend({}, $.fn.initDataTables.defaults, config),
            state = ''
        ;

        // Load page state if needed
        switch (config.state) {
            case 'fragment':
                state = window.location.hash;
                break;
            case 'query':
                state = window.location.search;
                break;
        }
        state = (state.length > 1 ? deparam(state.substr(1)) : {});
        var persistOptions = config.state === 'none' ? {} : {
            stateSave: true,
            stateLoadCallback: function(s, cb) {
                // Only need stateSave to expose state() function as loading lazily is not possible otherwise
                return null;
            }
        };

        return new Promise((fulfill, reject) => {
            // Perform initial load
            $.ajax(config.url, {
                method: config.method,
                data: {
                    _dt: config.name,
                    _init: true
                }
            }).done(function(data) {
                var baseState;

                // Merge all options from different sources together and add the Ajax loader
                var dtOpts = $.extend({}, data.options, config.options, options, persistOptions, {
                    ajax: function (request, drawCallback, settings) {
                        if (data) {
                            data.draw = request.draw;
                            drawCallback(data);
                            data = null;
                            if (Object.keys(state).length && dt.state != null) {
                                var merged = $.extend(true, {}, dt.state(), state);
                                dt
                                    .order(merged.order)
                                    .search(merged.search.search)
                                    .page.len(merged.length)
                                    .page(merged.start / merged.length)
                                    .draw(false);
                            }
                        } else {
                            request._dt = config.name;
                            $.ajax(config.url, {
                                method: config.method,
                                data: request
                            }).done(function(data) {
                                drawCallback(data);
                            })
                        }
                    }
                });

                root.html(data.template);
                dt = $('table', root).DataTable(dtOpts);
                if (config.state !== 'none') {
                    dt.on('draw.dt', function(e) {
                        var data = $.param(dt.state()).split('&');

                        // First draw establishes state, subsequent draws run diff on the first
                        if (!baseState) {
                            baseState = data;
                        } else {
                            var diff = data.filter(el => { return baseState.indexOf(el) === -1 && el.indexOf('time=') !== 0; });
                            switch (config.state) {
                                case 'fragment':
                                    history.replaceState(null, null, window.location.origin + window.location.pathname + window.location.search
                                        + '#' + decodeURIComponent(diff.join('&')));
                                    break;
                                case 'query':
                                    history.replaceState(null, null, window.location.origin + window.location.pathname
                                        + '?' + decodeURIComponent(diff.join('&') + window.location.hash));
                                    break;
                            }
                        }
                    })
                }

                fulfill(dt);
            }).fail(function(xhr, cause, msg) {
                console.error('DataTables request failed: ' + msg);
                reject(cause);
            });
        });
    };

    /**
     * Provide global component defaults.
     */
    $.fn.initDataTables.defaults = {
        method: 'POST',
        state: 'fragment',
        url: window.location.origin + window.location.pathname
    };

    /**
     * Convert a querystring to a proper array - reverses $.param
     */
    function deparam(params, coerce) {
        var obj = {},
            coerce_types = {'true': !0, 'false': !1, 'null': null};
        $.each(params.replace(/\+/g, ' ').split('&'), function (j, v) {
            var param = v.split('='),
                key = decodeURIComponent(param[0]),
                val,
                cur = obj,
                i = 0,
                keys = key.split(']['),
                keys_last = keys.length - 1;

            if (/\[/.test(keys[0]) && /\]$/.test(keys[keys_last])) {
                keys[keys_last] = keys[keys_last].replace(/\]$/, '');
                keys = keys.shift().split('[').concat(keys);
                keys_last = keys.length - 1;
            } else {
                keys_last = 0;
            }

            if (param.length === 2) {
                val = decodeURIComponent(param[1]);

                if (coerce) {
                    val = val && !isNaN(val) ? +val              // number
                        : val === 'undefined' ? undefined         // undefined
                            : coerce_types[val] !== undefined ? coerce_types[val] // true, false, null
                                : val;                                                // string
                }

                if (keys_last) {
                    for (; i <= keys_last; i++) {
                        key = keys[i] === '' ? cur.length : keys[i];
                        cur = cur[key] = i < keys_last
                            ? cur[key] || (keys[i + 1] && isNaN(keys[i + 1]) ? {} : [])
                            : val;
                    }

                } else {
                    if ($.isArray(obj[key])) {
                        obj[key].push(val);
                    } else if (obj[key] !== undefined) {
                        obj[key] = [obj[key], val];
                    } else {
                        obj[key] = val;
                    }
                }

            } else if (key) {
                obj[key] = coerce
                    ? undefined
                    : '';
            }
        });

        return obj;
    }
}($));


1			/**
2			* Symfony DataTables Bundle
3			* (c) Omines Internetbureau B.V. - https://omines.nl/
4			*
5			* For the full copyright and license information, please view the LICENSE
6			* file that was distributed with this source code.
7			*
8			* @author Niels Keurentjes <[email protected]>
9			*/
10
11			(function($) {
12			/**
13			* Initializes the datatable dynamically.
14			*/
15			$.fn.initDataTables = function(config, options) {
16
17			//Update default used url, so it reflects the current location (useful on single side apps)
18			$.fn.initDataTables.defaults.url = window.location.origin + window.location.pathname;
19
20			var root = this,
21			config = $.extend({}, $.fn.initDataTables.defaults, config),
22			state = ''
23			;
24
25			// Load page state if needed
26			switch (config.state) {
27			case 'fragment':
28			state = window.location.hash;
29			break;
30			case 'query':
31			state = window.location.search;
32			break;
33			}
34			state = (state.length > 1 ? deparam(state.substr(1)) : {});
35			var persistOptions = config.state === 'none' ? {} : {
36			stateSave: true,
37			stateLoadCallback: function(s, cb) {
38			// Only need stateSave to expose state() function as loading lazily is not possible otherwise
39			return null;
40			}
41			};
42
43			return new Promise((fulfill, reject) => {
44			// Perform initial load
45			$.ajax(config.url, {
46			method: config.method,
47			data: {
48			_dt: config.name,
49			_init: true
50			}
51			}).done(function(data) {
52			var baseState;
53
54			// Merge all options from different sources together and add the Ajax loader
55			var dtOpts = $.extend({}, data.options, config.options, options, persistOptions, {
56			ajax: function (request, drawCallback, settings) {
57			if (data) {
58			data.draw = request.draw;
59			drawCallback(data);
60			data = null;
61			if (Object.keys(state).length && dt.state != null) {
62			var merged = $.extend(true, {}, dt.state(), state);
63			dt
64			.order(merged.order)
65			.search(merged.search.search)
66			.page.len(merged.length)
67			.page(merged.start / merged.length)
68			.draw(false);
69			}
70			} else {
71			request._dt = config.name;
72			$.ajax(config.url, {
73			method: config.method,
74			data: request
75			}).done(function(data) {
76			drawCallback(data);
77			})
78			}
79			}
80			});
81
82			root.html(data.template);
83			dt = $('table', root).DataTable(dtOpts);
84			if (config.state !== 'none') {
85			dt.on('draw.dt', function(e) {
86			var data = $.param(dt.state()).split('&');
87
88			// First draw establishes state, subsequent draws run diff on the first
89			if (!baseState) {
90			baseState = data;
91			} else {
92			var diff = data.filter(el => { return baseState.indexOf(el) === -1 && el.indexOf('time=') !== 0; });
93			switch (config.state) {
94			case 'fragment':
95			history.replaceState(null, null, window.location.origin + window.location.pathname + window.location.search
96			+ '#' + decodeURIComponent(diff.join('&')));
97			break;
98			case 'query':
99			history.replaceState(null, null, window.location.origin + window.location.pathname
100			+ '?' + decodeURIComponent(diff.join('&') + window.location.hash));
101			break;
102			}
103			}
104			})
105			}
106
107			fulfill(dt);
108			}).fail(function(xhr, cause, msg) {
109			console.error('DataTables request failed: ' + msg);
110			reject(cause);
111			});
112			});
113			};
114
115			/**
116			* Provide global component defaults.
117			*/
118			$.fn.initDataTables.defaults = {
119			method: 'POST',
120			state: 'fragment',
121			url: window.location.origin + window.location.pathname
122			};
123
124			/**
125			* Convert a querystring to a proper array - reverses $.param
126			*/
127			function deparam(params, coerce) {
128			var obj = {},
129			coerce_types = {'true': !0, 'false': !1, 'null': null};
130			$.each(params.replace(/\+/g, ' ').split('&'), function (j, v) {
131			var param = v.split('='),
132			key = decodeURIComponent(param[0]),
133			val,
134			cur = obj,
135			i = 0,
136			keys = key.split(']['),
137			keys_last = keys.length - 1;
138
139			if (/\[/.test(keys[0]) && /\]$/.test(keys[keys_last])) {
140			keys[keys_last] = keys[keys_last].replace(/\]$/, '');
141			keys = keys.shift().split('[').concat(keys);
142			keys_last = keys.length - 1;
143			} else {
144			keys_last = 0;
145			}
146
147			if (param.length === 2) {
148			val = decodeURIComponent(param[1]);
149
150			if (coerce) {
151			val = val && !isNaN(val) ? +val // number
152			: val === 'undefined' ? undefined // undefined
153			: coerce_types[val] !== undefined ? coerce_types[val] // true, false, null
154			: val; // string
155			}
156
157			if (keys_last) {
158			for (; i <= keys_last; i++) {
159			key = keys[i] === '' ? cur.length : keys[i];
160			cur = cur[key] = i < keys_last
161			? cur[key] \|\| (keys[i + 1] && isNaN(keys[i + 1]) ? {} : [])
162			: val;
163			}
164
165			} else {
166			if ($.isArray(obj[key])) {
167			obj[key].push(val);
168			} else if (obj[key] !== undefined) {
169			obj[key] = [obj[key], val];
170			} else {
171			obj[key] = val;
172			}
173			}
174
175			} else if (key) {
176			obj[key] = coerce
177			? undefined
178			: '';
179			}
180			});
181
182			return obj;
183			}
184			}($));
185

Part-DB / Part-DB-symfony

Push — master ( d286b7...24e4a5 )

datatables.js ➔ deparam F

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