diff --git a/package-lock.json b/package-lock.json
index afc07887..d90679f7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10251,6 +10251,11 @@
"resolved": "https://registry.npmjs.org/xpath/-/xpath-0.0.27.tgz",
"integrity": "sha512-fg03WRxtkCV6ohClePNAECYsmpKKTv5L8y/X3Dn1hQrec3POx2jHZ/0P2qQ6HvsrU1BmeqXcof3NGGueG6LxwQ=="
},
+ "xregexp": {
+ "version": "4.0.0",
+ "resolved": "https://registry.npmjs.org/xregexp/-/xregexp-4.0.0.tgz",
+ "integrity": "sha512-PHyM+sQouu7xspQQwELlGwwd05mXUFqwFYfqPO0cC7x4fxyHnnuetmQr6CjJiafIDoH4MogHb9dOoJzR/Y4rFg=="
+ },
"xtend": {
"version": "4.0.1",
"resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.1.tgz",
diff --git a/package.json b/package.json
index fe524dfa..d4092f2b 100644
--- a/package.json
+++ b/package.json
@@ -102,6 +102,7 @@
"vkbeautify": "^0.99.3",
"xmldom": "^0.1.27",
"xpath": "0.0.27",
+ "xregexp": "^4.0.0",
"zlibjs": "^0.3.1"
},
"scripts": {
diff --git a/src/core/config/OperationConfig.js b/src/core/config/OperationConfig.js
index 43e06c31..50091bf9 100755
--- a/src/core/config/OperationConfig.js
+++ b/src/core/config/OperationConfig.js
@@ -30,6 +30,7 @@ import NetBIOS from "../operations/NetBIOS.js";
import PHP from "../operations/PHP.js";
import PublicKey from "../operations/PublicKey.js";
import Punycode from "../operations/Punycode.js";
+import Regex from "../operations/Regex.js";
import Rotate from "../operations/Rotate.js";
import SeqUtils from "../operations/SeqUtils.js";
import Shellcode from "../operations/Shellcode.js";
@@ -2058,7 +2059,7 @@ const OperationConfig = {
args: []
},
"Find / Replace": {
- module: "Default",
+ module: "Regex",
description: "Replaces all occurrences of the first string with the second.
Includes support for regular expressions (regex), simple strings and extended strings (which support \\n, \\r, \\t, \\b, \\f and escaped hex bytes using \\x notation, e.g. \\x00 for a null byte).",
manualBake: true,
inputType: "string",
@@ -2068,7 +2069,7 @@ const OperationConfig = {
name: "Find",
type: "toggleString",
value: "",
- toggleValues: StrUtils.SEARCH_TYPE
+ toggleValues: Regex.SEARCH_TYPE
},
{
name: "Replace",
@@ -2078,17 +2079,17 @@ const OperationConfig = {
{
name: "Global match",
type: "boolean",
- value: StrUtils.FIND_REPLACE_GLOBAL,
+ value: Regex.FIND_REPLACE_GLOBAL,
},
{
name: "Case insensitive",
type: "boolean",
- value: StrUtils.FIND_REPLACE_CASE,
+ value: Regex.FIND_REPLACE_CASE,
},
{
name: "Multiline matching",
type: "boolean",
- value: StrUtils.FIND_REPLACE_MULTILINE,
+ value: Regex.FIND_REPLACE_MULTILINE,
},
]
@@ -2160,7 +2161,7 @@ const OperationConfig = {
]
},
"Strings": {
- module: "Default",
+ module: "Regex",
description: "Extracts all strings from the input.",
inputType: "string",
outputType: "string",
@@ -2174,11 +2175,16 @@ const OperationConfig = {
name: "Display total",
type: "boolean",
value: Extract.DISPLAY_TOTAL
+ },
+ {
+ name: "Encoding",
+ type: "option",
+ value: Extract.ENCODING_LIST
}
]
},
"Extract IP addresses": {
- module: "Default",
+ module: "Regex",
description: "Extracts all IPv4 and IPv6 addresses.
Warning: Given a string 710.65.0.456, this will match 10.65.0.45 so always check the original input!",
inputType: "string",
outputType: "string",
@@ -2206,7 +2212,7 @@ const OperationConfig = {
]
},
"Extract email addresses": {
- module: "Default",
+ module: "Regex",
description: "Extracts all email addresses from the input.",
inputType: "string",
outputType: "string",
@@ -2219,7 +2225,7 @@ const OperationConfig = {
]
},
"Extract MAC addresses": {
- module: "Default",
+ module: "Regex",
description: "Extracts all Media Access Control (MAC) addresses from the input.",
inputType: "string",
outputType: "string",
@@ -2232,7 +2238,7 @@ const OperationConfig = {
]
},
"Extract URLs": {
- module: "Default",
+ module: "Regex",
description: "Extracts Uniform Resource Locators (URLs) from the input. The protocol (http, ftp etc.) is required otherwise there will be far too many false positives.",
inputType: "string",
outputType: "string",
@@ -2245,7 +2251,7 @@ const OperationConfig = {
]
},
"Extract domains": {
- module: "Default",
+ module: "Regex",
description: "Extracts domain names.
Note that this will not include paths. Use Extract URLs to find entire URLs.",
inputType: "string",
outputType: "string",
@@ -2258,7 +2264,7 @@ const OperationConfig = {
]
},
"Extract file paths": {
- module: "Default",
+ module: "Regex",
description: "Extracts anything that looks like a Windows or UNIX file path.
Note that if UNIX is selected, there will likely be a lot of false positives.",
inputType: "string",
outputType: "string",
@@ -2281,7 +2287,7 @@ const OperationConfig = {
]
},
"Extract dates": {
- module: "Default",
+ module: "Regex",
description: "Extracts dates in the following formatsyyyy-mm-dddd/mm/yyyymm/dd/yyyy
Dividers can be any of /, -, . or space",
inputType: "string",
outputType: "string",
@@ -2294,7 +2300,7 @@ const OperationConfig = {
]
},
"Regular expression": {
- module: "Default",
+ module: "Regex",
description: "Define your own regular expression (regex) to search the input data with, optionally choosing from a list of pre-defined patterns.",
manualBake: true,
inputType: "string",
@@ -2303,7 +2309,7 @@ const OperationConfig = {
{
name: "Built in regexes",
type: "populateOption",
- value: StrUtils.REGEX_PRE_POPULATE,
+ value: Regex.REGEX_PRE_POPULATE,
target: 1,
},
{
@@ -2314,22 +2320,22 @@ const OperationConfig = {
{
name: "Case insensitive",
type: "boolean",
- value: StrUtils.REGEX_CASE_INSENSITIVE
+ value: Regex.REGEX_CASE_INSENSITIVE
},
{
name: "Multiline matching",
type: "boolean",
- value: StrUtils.REGEX_MULTILINE_MATCHING
+ value: Regex.REGEX_MULTILINE_MATCHING
},
{
name: "Display total",
type: "boolean",
- value: StrUtils.DISPLAY_TOTAL
+ value: Regex.DISPLAY_TOTAL
},
{
name: "Output format",
type: "option",
- value: StrUtils.OUTPUT_FORMAT
+ value: Regex.OUTPUT_FORMAT
},
]
},
diff --git a/src/core/config/modules/Default.js b/src/core/config/modules/Default.js
index b36e00aa..27d2bd0a 100644
--- a/src/core/config/modules/Default.js
+++ b/src/core/config/modules/Default.js
@@ -10,7 +10,6 @@ import Convert from "../../operations/Convert.js";
import DateTime from "../../operations/DateTime.js";
import Endian from "../../operations/Endian.js";
import Entropy from "../../operations/Entropy.js";
-import Extract from "../../operations/Extract.js";
import FileType from "../../operations/FileType.js";
import Hexdump from "../../operations/Hexdump.js";
import HTML from "../../operations/HTML.js";
@@ -99,11 +98,9 @@ OpModules.Default = {
"Format MAC addresses": MAC.runFormat,
"Encode NetBIOS Name": NetBIOS.runEncodeName,
"Decode NetBIOS Name": NetBIOS.runDecodeName,
- "Regular expression": StrUtils.runRegex,
"Offset checker": StrUtils.runOffsetChecker,
"To Upper case": StrUtils.runUpper,
"To Lower case": StrUtils.runLower,
- "Find / Replace": StrUtils.runFindReplace,
"Split": StrUtils.runSplit,
"Filter": StrUtils.runFilter,
"Escape string": StrUtils.runEscape,
@@ -132,14 +129,6 @@ OpModules.Default = {
"Translate DateTime Format": DateTime.runTranslateFormat,
"From UNIX Timestamp": DateTime.runFromUnixTimestamp,
"To UNIX Timestamp": DateTime.runToUnixTimestamp,
- "Strings": Extract.runStrings,
- "Extract IP addresses": Extract.runIp,
- "Extract email addresses": Extract.runEmail,
- "Extract MAC addresses": Extract.runMac,
- "Extract URLs": Extract.runUrls,
- "Extract domains": Extract.runDomains,
- "Extract file paths": Extract.runFilePaths,
- "Extract dates": Extract.runDates,
"Microsoft Script Decoder": MS.runDecodeScript,
"Entropy": Entropy.runEntropy,
"Frequency distribution": Entropy.runFreqDistrib,
diff --git a/src/core/config/modules/OpModules.js b/src/core/config/modules/OpModules.js
index 3f3963c3..9a5e3ff5 100644
--- a/src/core/config/modules/OpModules.js
+++ b/src/core/config/modules/OpModules.js
@@ -18,6 +18,7 @@ import HTTPModule from "./HTTP.js";
import ImageModule from "./Image.js";
import JSBNModule from "./JSBN.js";
import PublicKeyModule from "./PublicKey.js";
+import RegexModule from "./Regex.js";
import ShellcodeModule from "./Shellcode.js";
import URLModule from "./URL.js";
@@ -34,6 +35,7 @@ Object.assign(
ImageModule,
JSBNModule,
PublicKeyModule,
+ RegexModule,
ShellcodeModule,
URLModule
);
diff --git a/src/core/config/modules/Regex.js b/src/core/config/modules/Regex.js
new file mode 100644
index 00000000..f7dc3d31
--- /dev/null
+++ b/src/core/config/modules/Regex.js
@@ -0,0 +1,30 @@
+import Extract from "../../operations/Extract.js";
+import Regex from "../../operations/Regex.js";
+
+
+/**
+ * Regex module.
+ *
+ * Libraries:
+ * - XRegExp
+ *
+ * @author n1474335 [n1474335@gmail.com]
+ * @copyright Crown Copyright 2018
+ * @license Apache-2.0
+ */
+let OpModules = typeof self === "undefined" ? {} : self.OpModules || {};
+
+OpModules.Regex = {
+ "Regular expression": Regex.runRegex,
+ "Find / Replace": Regex.runFindReplace,
+ "Strings": Extract.runStrings,
+ "Extract IP addresses": Extract.runIp,
+ "Extract email addresses": Extract.runEmail,
+ "Extract MAC addresses": Extract.runMac,
+ "Extract URLs": Extract.runUrls,
+ "Extract domains": Extract.runDomains,
+ "Extract file paths": Extract.runFilePaths,
+ "Extract dates": Extract.runDates,
+};
+
+export default OpModules;
diff --git a/src/core/operations/Extract.js b/src/core/operations/Extract.js
index 54b25b32..1885f163 100755
--- a/src/core/operations/Extract.js
+++ b/src/core/operations/Extract.js
@@ -1,3 +1,6 @@
+import XRegExp from "xregexp";
+
+
/**
* Identifier extraction operations.
*
@@ -49,6 +52,11 @@ const Extract = {
* @default
*/
DISPLAY_TOTAL: false,
+ /**
+ * @constant
+ * @default
+ */
+ ENCODING_LIST: ["All", "Single byte", "16-bit littleendian", "16-bit bigendian"],
/**
* Strings operation.
@@ -58,10 +66,27 @@ const Extract = {
* @returns {string}
*/
runStrings: function(input, args) {
- let minLen = args[0] || Extract.MIN_STRING_LEN,
+ const minLen = args[0] || Extract.MIN_STRING_LEN,
displayTotal = args[1],
- strings = "[A-Z\\d/\\-:.,_$%'\"()<>= !\\[\\]{}@]",
- regex = new RegExp(strings + "{" + minLen + ",}", "ig");
+ encoding = args[2];
+ let strings = "[A-Z\\d/\\-:.,_$%'\"()<>= !\\[\\]{}@]";
+
+ switch (encoding) {
+ case "All":
+ strings = "(\x00?" + strings + "\x00?)";
+ break;
+ case "16-bit littleendian":
+ strings = "(" + strings + "\x00)";
+ break;
+ case "16-bit bigendian":
+ strings = "(\x00" + strings + ")";
+ break;
+ case "Single byte":
+ default:
+ break;
+ }
+
+ const regex = new XRegExp(strings + "{" + minLen + ",}", "ig");
return Extract._search(input, regex, null, displayTotal);
},
diff --git a/src/core/operations/Regex.js b/src/core/operations/Regex.js
new file mode 100644
index 00000000..95916e3f
--- /dev/null
+++ b/src/core/operations/Regex.js
@@ -0,0 +1,272 @@
+import XRegExp from "xregexp";
+import Utils from "../Utils.js";
+
+
+/**
+ * Regex operations.
+ *
+ * @author n1474335 [n1474335@gmail.com]
+ * @copyright Crown Copyright 2018
+ * @license Apache-2.0
+ *
+ * @namespace
+ */
+const Regex = {
+
+ /**
+ * @constant
+ * @default
+ */
+ REGEX_PRE_POPULATE: [
+ {
+ name: "User defined",
+ value: ""
+ },
+ {
+ name: "IPv4 address",
+ value: "(?:(?:\\d|[01]?\\d\\d|2[0-4]\\d|25[0-5])\\.){3}(?:25[0-5]|2[0-4]\\d|[01]?\\d\\d|\\d)(?:\\/\\d{1,2})?"
+ },
+ {
+ name: "IPv6 address",
+ value: "((?=.*::)(?!.*::.+::)(::)?([\\dA-Fa-f]{1,4}:(:|\\b)|){5}|([\\dA-Fa-f]{1,4}:){6})((([\\dA-Fa-f]{1,4}((?!\\3)::|:\\b|(?![\\dA-Fa-f])))|(?!\\2\\3)){2}|(((2[0-4]|1\\d|[1-9])?\\d|25[0-5])\\.?\\b){4})"
+ },
+ {
+ name: "Email address",
+ value: "(\\w[-.\\w]*)@([-\\w]+(?:\\.[-\\w]+)*)\\.([A-Za-z]{2,4})"
+ },
+ {
+ name: "URL",
+ value: "([A-Za-z]+://)([-\\w]+(?:\\.\\w[-\\w]*)+)(:\\d+)?(/[^.!,?\"<>\\[\\]{}\\s\\x7F-\\xFF]*(?:[.!,?]+[^.!,?\"<>\\[\\]{}\\s\\x7F-\\xFF]+)*)?"
+ },
+ {
+ name: "Domain",
+ value: "\\b((?=[a-z0-9-]{1,63}\\.)(xn--)?[a-z0-9]+(-[a-z0-9]+)*\\.)+[a-z]{2,63}\\b"
+ },
+ {
+ name: "Windows file path",
+ value: "([A-Za-z]):\\\\((?:[A-Za-z\\d][A-Za-z\\d\\- \\x27_\\(\\)]{0,61}\\\\?)*[A-Za-z\\d][A-Za-z\\d\\- \\x27_\\(\\)]{0,61})(\\.[A-Za-z\\d]{1,6})?"
+ },
+ {
+ name: "UNIX file path",
+ value: "(?:/[A-Za-z\\d.][A-Za-z\\d\\-.]{0,61})+"
+ },
+ {
+ name: "MAC address",
+ value: "[A-Fa-f\\d]{2}(?:[:-][A-Fa-f\\d]{2}){5}"
+ },
+ {
+ name: "Date (yyyy-mm-dd)",
+ value: "((?:19|20)\\d\\d)[- /.](0[1-9]|1[012])[- /.](0[1-9]|[12][0-9]|3[01])"
+ },
+ {
+ name: "Date (dd/mm/yyyy)",
+ value: "(0[1-9]|[12][0-9]|3[01])[- /.](0[1-9]|1[012])[- /.]((?:19|20)\\d\\d)"
+ },
+ {
+ name: "Date (mm/dd/yyyy)",
+ value: "(0[1-9]|1[012])[- /.](0[1-9]|[12][0-9]|3[01])[- /.]((?:19|20)\\d\\d)"
+ },
+ {
+ name: "Strings",
+ value: "[A-Za-z\\d/\\-:.,_$%\\x27\"()<>= !\\[\\]{}@]{4,}"
+ },
+ ],
+ /**
+ * @constant
+ * @default
+ */
+ REGEX_CASE_INSENSITIVE: true,
+ /**
+ * @constant
+ * @default
+ */
+ REGEX_MULTILINE_MATCHING: true,
+ /**
+ * @constant
+ * @default
+ */
+ OUTPUT_FORMAT: ["Highlight matches", "List matches", "List capture groups", "List matches with capture groups"],
+ /**
+ * @constant
+ * @default
+ */
+ DISPLAY_TOTAL: false,
+
+ /**
+ * Regular expression operation.
+ *
+ * @param {string} input
+ * @param {Object[]} args
+ * @returns {html}
+ */
+ runRegex: function(input, args) {
+ let userRegex = args[1],
+ i = args[2],
+ m = args[3],
+ displayTotal = args[4],
+ outputFormat = args[5],
+ modifiers = "g";
+
+ if (i) modifiers += "i";
+ if (m) modifiers += "m";
+
+ if (userRegex && userRegex !== "^" && userRegex !== "$") {
+ try {
+ const regex = new XRegExp(userRegex, modifiers);
+
+ switch (outputFormat) {
+ case "Highlight matches":
+ return Regex._regexHighlight(input, regex, displayTotal);
+ case "List matches":
+ return Utils.escapeHtml(Regex._regexList(input, regex, displayTotal, true, false));
+ case "List capture groups":
+ return Utils.escapeHtml(Regex._regexList(input, regex, displayTotal, false, true));
+ case "List matches with capture groups":
+ return Utils.escapeHtml(Regex._regexList(input, regex, displayTotal, true, true));
+ default:
+ return "Error: Invalid output format";
+ }
+ } catch (err) {
+ return "Invalid regex. Details: " + err.message;
+ }
+ } else {
+ return Utils.escapeHtml(input);
+ }
+ },
+
+
+ /**
+ * @constant
+ * @default
+ */
+ SEARCH_TYPE: ["Regex", "Extended (\\n, \\t, \\x...)", "Simple string"],
+ /**
+ * @constant
+ * @default
+ */
+ FIND_REPLACE_GLOBAL: true,
+ /**
+ * @constant
+ * @default
+ */
+ FIND_REPLACE_CASE: false,
+ /**
+ * @constant
+ * @default
+ */
+ FIND_REPLACE_MULTILINE: true,
+
+ /**
+ * Find / Replace operation.
+ *
+ * @param {string} input
+ * @param {Object[]} args
+ * @returns {string}
+ */
+ runFindReplace: function(input, args) {
+ let find = args[0].string,
+ type = args[0].option,
+ replace = args[1],
+ g = args[2],
+ i = args[3],
+ m = args[4],
+ modifiers = "";
+
+ if (g) modifiers += "g";
+ if (i) modifiers += "i";
+ if (m) modifiers += "m";
+
+ if (type === "Regex") {
+ find = new RegExp(find, modifiers);
+ return input.replace(find, replace);
+ }
+
+ if (type.indexOf("Extended") === 0) {
+ find = Utils.parseEscapedChars(find);
+ }
+
+ find = new RegExp(Utils.escapeRegex(find), modifiers);
+
+ return input.replace(find, replace);
+ },
+
+
+ /**
+ * Adds HTML highlights to matches within a string.
+ *
+ * @private
+ * @param {string} input
+ * @param {RegExp} regex
+ * @param {boolean} displayTotal
+ * @returns {string}
+ */
+ _regexHighlight: function(input, regex, displayTotal) {
+ let output = "",
+ m,
+ hl = 1,
+ i = 0,
+ total = 0;
+
+ while ((m = regex.exec(input))) {
+ // Add up to match
+ output += Utils.escapeHtml(input.slice(i, m.index));
+
+ // Add match with highlighting
+ output += "" + Utils.escapeHtml(m[0]) + "";
+
+ // Switch highlight
+ hl = hl === 1 ? 2 : 1;
+
+ i = regex.lastIndex;
+ total++;
+ }
+
+ // Add all after final match
+ output += Utils.escapeHtml(input.slice(i, input.length));
+
+ if (displayTotal)
+ output = "Total found: " + total + "\n\n" + output;
+
+ return output;
+ },
+
+
+ /**
+ * Creates a string listing the matches within a string.
+ *
+ * @private
+ * @param {string} input
+ * @param {RegExp} regex
+ * @param {boolean} displayTotal
+ * @param {boolean} matches - Display full match
+ * @param {boolean} captureGroups - Display each of the capture groups separately
+ * @returns {string}
+ */
+ _regexList: function(input, regex, displayTotal, matches, captureGroups) {
+ let output = "",
+ total = 0,
+ match;
+
+ while ((match = regex.exec(input))) {
+ total++;
+ if (matches) {
+ output += match[0] + "\n";
+ }
+ if (captureGroups) {
+ for (let i = 1; i < match.length; i++) {
+ if (matches) {
+ output += " Group " + i + ": ";
+ }
+ output += match[i] + "\n";
+ }
+ }
+ }
+
+ if (displayTotal)
+ output = "Total found: " + total + "\n\n" + output;
+
+ return output;
+ },
+};
+
+export default Regex;
diff --git a/src/core/operations/StrUtils.js b/src/core/operations/StrUtils.js
index 23b5eb26..c4f5664f 100755
--- a/src/core/operations/StrUtils.js
+++ b/src/core/operations/StrUtils.js
@@ -12,128 +12,6 @@ import Utils from "../Utils.js";
*/
const StrUtils = {
- /**
- * @constant
- * @default
- */
- REGEX_PRE_POPULATE: [
- {
- name: "User defined",
- value: ""
- },
- {
- name: "IPv4 address",
- value: "(?:(?:\\d|[01]?\\d\\d|2[0-4]\\d|25[0-5])\\.){3}(?:25[0-5]|2[0-4]\\d|[01]?\\d\\d|\\d)(?:\\/\\d{1,2})?"
- },
- {
- name: "IPv6 address",
- value: "((?=.*::)(?!.*::.+::)(::)?([\\dA-Fa-f]{1,4}:(:|\\b)|){5}|([\\dA-Fa-f]{1,4}:){6})((([\\dA-Fa-f]{1,4}((?!\\3)::|:\\b|(?![\\dA-Fa-f])))|(?!\\2\\3)){2}|(((2[0-4]|1\\d|[1-9])?\\d|25[0-5])\\.?\\b){4})"
- },
- {
- name: "Email address",
- value: "(\\w[-.\\w]*)@([-\\w]+(?:\\.[-\\w]+)*)\\.([A-Za-z]{2,4})"
- },
- {
- name: "URL",
- value: "([A-Za-z]+://)([-\\w]+(?:\\.\\w[-\\w]*)+)(:\\d+)?(/[^.!,?\"<>\\[\\]{}\\s\\x7F-\\xFF]*(?:[.!,?]+[^.!,?\"<>\\[\\]{}\\s\\x7F-\\xFF]+)*)?"
- },
- {
- name: "Domain",
- value: "\\b((?=[a-z0-9-]{1,63}\\.)(xn--)?[a-z0-9]+(-[a-z0-9]+)*\\.)+[a-z]{2,63}\\b"
- },
- {
- name: "Windows file path",
- value: "([A-Za-z]):\\\\((?:[A-Za-z\\d][A-Za-z\\d\\- \\x27_\\(\\)]{0,61}\\\\?)*[A-Za-z\\d][A-Za-z\\d\\- \\x27_\\(\\)]{0,61})(\\.[A-Za-z\\d]{1,6})?"
- },
- {
- name: "UNIX file path",
- value: "(?:/[A-Za-z\\d.][A-Za-z\\d\\-.]{0,61})+"
- },
- {
- name: "MAC address",
- value: "[A-Fa-f\\d]{2}(?:[:-][A-Fa-f\\d]{2}){5}"
- },
- {
- name: "Date (yyyy-mm-dd)",
- value: "((?:19|20)\\d\\d)[- /.](0[1-9]|1[012])[- /.](0[1-9]|[12][0-9]|3[01])"
- },
- {
- name: "Date (dd/mm/yyyy)",
- value: "(0[1-9]|[12][0-9]|3[01])[- /.](0[1-9]|1[012])[- /.]((?:19|20)\\d\\d)"
- },
- {
- name: "Date (mm/dd/yyyy)",
- value: "(0[1-9]|1[012])[- /.](0[1-9]|[12][0-9]|3[01])[- /.]((?:19|20)\\d\\d)"
- },
- {
- name: "Strings",
- value: "[A-Za-z\\d/\\-:.,_$%\\x27\"()<>= !\\[\\]{}@]{4,}"
- },
- ],
- /**
- * @constant
- * @default
- */
- REGEX_CASE_INSENSITIVE: true,
- /**
- * @constant
- * @default
- */
- REGEX_MULTILINE_MATCHING: true,
- /**
- * @constant
- * @default
- */
- OUTPUT_FORMAT: ["Highlight matches", "List matches", "List capture groups", "List matches with capture groups"],
- /**
- * @constant
- * @default
- */
- DISPLAY_TOTAL: false,
-
- /**
- * Regular expression operation.
- *
- * @param {string} input
- * @param {Object[]} args
- * @returns {html}
- */
- runRegex: function(input, args) {
- let userRegex = args[1],
- i = args[2],
- m = args[3],
- displayTotal = args[4],
- outputFormat = args[5],
- modifiers = "g";
-
- if (i) modifiers += "i";
- if (m) modifiers += "m";
-
- if (userRegex && userRegex !== "^" && userRegex !== "$") {
- try {
- const regex = new RegExp(userRegex, modifiers);
-
- switch (outputFormat) {
- case "Highlight matches":
- return StrUtils._regexHighlight(input, regex, displayTotal);
- case "List matches":
- return Utils.escapeHtml(StrUtils._regexList(input, regex, displayTotal, true, false));
- case "List capture groups":
- return Utils.escapeHtml(StrUtils._regexList(input, regex, displayTotal, false, true));
- case "List matches with capture groups":
- return Utils.escapeHtml(StrUtils._regexList(input, regex, displayTotal, true, true));
- default:
- return "Error: Invalid output format";
- }
- } catch (err) {
- return "Invalid regex. Details: " + err.message;
- }
- } else {
- return Utils.escapeHtml(input);
- }
- },
-
-
/**
* @constant
* @default
@@ -183,62 +61,6 @@ const StrUtils = {
},
- /**
- * @constant
- * @default
- */
- SEARCH_TYPE: ["Regex", "Extended (\\n, \\t, \\x...)", "Simple string"],
- /**
- * @constant
- * @default
- */
- FIND_REPLACE_GLOBAL: true,
- /**
- * @constant
- * @default
- */
- FIND_REPLACE_CASE: false,
- /**
- * @constant
- * @default
- */
- FIND_REPLACE_MULTILINE: true,
-
- /**
- * Find / Replace operation.
- *
- * @param {string} input
- * @param {Object[]} args
- * @returns {string}
- */
- runFindReplace: function(input, args) {
- let find = args[0].string,
- type = args[0].option,
- replace = args[1],
- g = args[2],
- i = args[3],
- m = args[4],
- modifiers = "";
-
- if (g) modifiers += "g";
- if (i) modifiers += "i";
- if (m) modifiers += "m";
-
- if (type === "Regex") {
- find = new RegExp(find, modifiers);
- return input.replace(find, replace);
- }
-
- if (type.indexOf("Extended") === 0) {
- find = Utils.parseEscapedChars(find);
- }
-
- find = new RegExp(Utils.escapeRegex(find), modifiers);
-
- return input.replace(find, replace);
- },
-
-
/**
* @constant
* @default
@@ -507,84 +329,6 @@ const StrUtils = {
})
.join(delimiter);
},
-
-
- /**
- * Adds HTML highlights to matches within a string.
- *
- * @private
- * @param {string} input
- * @param {RegExp} regex
- * @param {boolean} displayTotal
- * @returns {string}
- */
- _regexHighlight: function(input, regex, displayTotal) {
- let output = "",
- m,
- hl = 1,
- i = 0,
- total = 0;
-
- while ((m = regex.exec(input))) {
- // Add up to match
- output += Utils.escapeHtml(input.slice(i, m.index));
-
- // Add match with highlighting
- output += "" + Utils.escapeHtml(m[0]) + "";
-
- // Switch highlight
- hl = hl === 1 ? 2 : 1;
-
- i = regex.lastIndex;
- total++;
- }
-
- // Add all after final match
- output += Utils.escapeHtml(input.slice(i, input.length));
-
- if (displayTotal)
- output = "Total found: " + total + "\n\n" + output;
-
- return output;
- },
-
-
- /**
- * Creates a string listing the matches within a string.
- *
- * @private
- * @param {string} input
- * @param {RegExp} regex
- * @param {boolean} displayTotal
- * @param {boolean} matches - Display full match
- * @param {boolean} captureGroups - Display each of the capture groups separately
- * @returns {string}
- */
- _regexList: function(input, regex, displayTotal, matches, captureGroups) {
- let output = "",
- total = 0,
- match;
-
- while ((match = regex.exec(input))) {
- total++;
- if (matches) {
- output += match[0] + "\n";
- }
- if (captureGroups) {
- for (let i = 1; i < match.length; i++) {
- if (matches) {
- output += " Group " + i + ": ";
- }
- output += match[i] + "\n";
- }
- }
- }
-
- if (displayTotal)
- output = "Total found: " + total + "\n\n" + output;
-
- return output;
- },
};
export default StrUtils;