340 lines
16 KiB
C#
340 lines
16 KiB
C#
using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Data;
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using System.Drawing;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows.Forms;
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namespace StringInputParseTester
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{
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public partial class Form1 : Form
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{
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public Form1()
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{
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InitializeComponent();
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inputTextBox.Leave += ExecuteParserCode;
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}
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private string CapitalizeFirstLetter(string word)
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{
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if (string.IsNullOrEmpty(word)) return string.Empty;
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return word.First().ToString().ToUpperInvariant() + string.Join("", word.Skip(1));
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}
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private void ExecuteParserCode(object sender, EventArgs e)
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{
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var adItemText = inputTextBox.Text.Trim();
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//var splitInput = inputTextBox.Text.Split((char[])null, StringSplitOptions.RemoveEmptyEntries);
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var isInsideBrackets = false;
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var isPreviousCharWhiteSpace = false;
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//preserveAcronyms
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var preserveAcronyms = true;
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var cleanedInputString = "";
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var lastnumberStartingIndex = -1;
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//Create an array of brackets to test for, and either balance out or simply ignore.
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char[] openBrackets = {'(', '<', '{', '['};
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char[] closedBrackets = {')', '>', '}', ']'};
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for (var currentCharacter = 0; currentCharacter < adItemText.Length; currentCharacter++)
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{
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//Capitalize the first character in the string and move to the next character.
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if (currentCharacter == 0)
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{
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cleanedInputString += char.ToUpperInvariant(adItemText[0]);
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continue;
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}
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//IF the current character is a whitespace character, mark it as such, add to the temporary string, and move on to the next.
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if (char.IsWhiteSpace(adItemText[currentCharacter]))
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{
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//Check for more then one space in a row.
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if (isPreviousCharWhiteSpace)
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{
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//If more then one space is found to be in a row, then ignore it and move onto the next character.
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continue;
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}
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//IF the current character is whitespace, then mark it and move onto the next loop.
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isPreviousCharWhiteSpace = true;
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cleanedInputString += adItemText[currentCharacter];
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continue;
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}
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//IF the current character is an open bracket then mark it so we're inside brackets and move to the next character.
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if (openBrackets.Contains(adItemText[currentCharacter]))
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{
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if (isInsideBrackets)
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{
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//If we are already inside of brackets then don't add anymore to the string just continue.
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continue;
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}
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isInsideBrackets = true;
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//Just gonna force parenthesis for now.
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cleanedInputString += '(';
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continue;
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}
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//IF the current character is a closing bracket then mark it as such and move to the next character (if any).
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if (closedBrackets.Contains(adItemText[currentCharacter]))
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{
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//IF we're not inside brackets then there is an imbalance so discard this parenthesis.
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if (!isInsideBrackets)
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{
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continue;
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}
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//Just gonna force parenthesis for now.
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cleanedInputString += ')';
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lastnumberStartingIndex = -1; //reset
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//Clear the current working word.
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isInsideBrackets = false;
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continue;
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}
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//IF the current character is not a number and the previous character is a white space character
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//then capitalize the current character and add it to the string.
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if (!char.IsNumber(adItemText[currentCharacter]) && isPreviousCharWhiteSpace)
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{
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//Check to see if the character before the whitespace is a number.
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if (char.IsNumber(cleanedInputString[cleanedInputString.Length - 2]))
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{
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var abbreviations = new List<string>();
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var words = new List<string>();
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BuildAbbreviationsAndWordsLists(adItemText, currentCharacter, out abbreviations, out words);
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//Remove the last space if there are any abbreviations or words found.
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if (abbreviations.Count > 0 || words.Count > 0)
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{
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cleanedInputString = cleanedInputString.Remove(cleanedInputString.Length - 1, 1);
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}
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//Begin checking to see how to place these items back into the final string.
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if (abbreviations.Count >= 1 && words.Count == 0)
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{
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if (!isInsideBrackets)
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{
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cleanedInputString += abbreviations[0] + ")";
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if (lastnumberStartingIndex != -1)
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{
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cleanedInputString = cleanedInputString.Insert(lastnumberStartingIndex, "(");
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}
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}
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else
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{
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cleanedInputString += abbreviations[0] + ")";
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}
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break;
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}
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if (abbreviations.Count >= 1 && words.Count == 1)
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{
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cleanedInputString += abbreviations[0] + " " + words[0];
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//Clear all braces since this format doesn't allow for braces in this set up.
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cleanedInputString = cleanedInputString.Replace("(", "");
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break;
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}
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if (abbreviations.Count >= 0 && words.Count >= 1)
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{
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if (abbreviations.Count != 0)
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{
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cleanedInputString += abbreviations[0];
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}
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cleanedInputString = words.Aggregate(cleanedInputString, (current, word) => current + (" " + word));
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//Clear all braces since this format doesn't allow for braces in this set up.
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cleanedInputString = cleanedInputString.Replace("(", "");
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break;
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}
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}
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//Check to see the length of the string and determine if the word with the number needs to be capitalized.
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cleanedInputString += char.ToUpperInvariant(adItemText[currentCharacter]);
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}
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//However, if the current character is not a number but the previous character is NOT a white space character
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//then run a few checks before adding it to the string.
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else if (!char.IsNumber(adItemText[currentCharacter]) && char.IsLetter(adItemText[currentCharacter]))
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{
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//IF the previous character is a number...
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if (char.IsNumber(cleanedInputString[cleanedInputString.Length - 1]))
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{
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//Check to see the length of the string and determine if the word with the number needs to be capitalized.
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var abbreviations = new List<string>();
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var words = new List<string>();
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BuildAbbreviationsAndWordsLists(adItemText, currentCharacter, out abbreviations, out words);
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//Check to see if braces are necessary for the format we're going for.
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if (abbreviations.Count >= 1 && words.Count == 0)
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{
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if (!isInsideBrackets)
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{
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cleanedInputString += abbreviations[0] + ")";
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if (lastnumberStartingIndex != -1)
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{
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cleanedInputString = cleanedInputString.Insert(lastnumberStartingIndex, "(");
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}
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}
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else
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{
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cleanedInputString += abbreviations[0] + ")";
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}
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break;
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}
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if (abbreviations.Count >= 1 && words.Count == 1)
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{
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cleanedInputString += abbreviations[0] + " " + words[0];
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//Clear all braces since this format doesn't allow for braces in this set up.
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cleanedInputString = cleanedInputString.Replace("(", "");
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break;
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}
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if (abbreviations.Count >= 0 && words.Count >= 1)
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{
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if (abbreviations.Count != 0)
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{
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cleanedInputString += abbreviations[0];
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}
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cleanedInputString = words.Aggregate(cleanedInputString, (current, word) => current + (" " + word));
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//Clear all braces since this format doesn't allow for braces in this set up.
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cleanedInputString = cleanedInputString.Replace("(", "");
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break;
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}
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}
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else if (char.IsLetter(adItemText[currentCharacter - 1]))
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{
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cleanedInputString += char.ToLowerInvariant(adItemText[currentCharacter]);
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}
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}
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//IF a number is found, and we're not inside brackets, check to see if there is an opening parenthesis and if there aren't create one.
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if (char.IsNumber(adItemText[currentCharacter]))
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{
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cleanedInputString += adItemText[currentCharacter];
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if (lastnumberStartingIndex == -1)
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{
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lastnumberStartingIndex = cleanedInputString.Length - 1; //This is index based.
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}
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}
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//Check for any allowed punctuation.
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if (adItemText[currentCharacter] == '\'')
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{
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cleanedInputString += adItemText[currentCharacter];
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}
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//Check if the previous character is an "'".
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else if (cleanedInputString[cleanedInputString.Length - 1] == '\'')
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{
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cleanedInputString += adItemText[currentCharacter];
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}
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//Since whitespace booleans are handled above, set the boolean for white spaces false.
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//IF we've made it this far that means the current character is not a white space character.
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isPreviousCharWhiteSpace = false;
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//IF we're at the end of the string and we're inside brackets then balance out the open bracket.
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if ((currentCharacter + 1) == adItemText.Length && isInsideBrackets)
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{
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cleanedInputString += ')';
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}
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}
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outputTextBox.Text = cleanedInputString;
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}
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/// <summary>
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/// Determines whether or not a string is an abbreviation or a word.
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/// A word is defined as being at least three (3) characters long and having
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/// at least one (1) vowel. Where as an abbreviation is defined as less then
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/// three (3) characters long or being exactly three characters long but having
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/// zero (0) vowels.
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/// </summary>
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/// <param name="text">The string to determine whether or not its a word.</param>
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/// <returns></returns>
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private bool IsWord(string text)
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{
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if (string.IsNullOrEmpty(text)) return false;
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var isWord = true;
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//Most abbreviations do not have vowels in them so check to see if the "abbreviation"
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//isn't just a short word like "Box", as opposed to "lbs".
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char[] vowels = {'a', 'e', 'i', 'o', 'u', 'y'};
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//Count the number of vowels the word has.
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var vowelCount = text.Count(x => vowels.Contains(x));
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//IF the string is exactly three (3) characters long and has more then zero (0) vowels then it is considered a word.
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if (text.Length == 3 && vowelCount == 0)
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{
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isWord = false;
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}
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else if (text.Length < 3)
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{
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isWord = false;
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}
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//Return the verdict.
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return isWord;
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}
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private void BuildAbbreviationsAndWordsLists(string adItemText, int startingIndex, out List<string> abbreviations,
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out List<string> words, bool preserveAcronyms = true)
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{
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abbreviations = new List<string>();
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words = new List<string>();
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var currentWorkingString = "";
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//Starting at the next character, spin through and find all words or abbreviations that are separated by white space.
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for (var i = startingIndex; i < adItemText.Length; i++)
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{
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//If the current character is a letter and if so add it to the current working string.
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if (char.IsLetter(adItemText[i]))
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{
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currentWorkingString += adItemText[i];
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}
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//Check for the current character being a white space, showing the end of a word or abbreviation.
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else if (char.IsWhiteSpace(adItemText[i]))
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{
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//Block against null values from messing things up.
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if (string.IsNullOrEmpty(currentWorkingString)) continue;
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//The end of what ever word we were on has been reached, so check to see what the string is.
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if (IsWord(currentWorkingString))
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{
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words.Add(currentWorkingString);
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}
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else
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{
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abbreviations.Add(currentWorkingString);
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}
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//Clear the current working string to start on the next.
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currentWorkingString = "";
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}
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//Run a check to see if this is the last character in the string.
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if ((i + 1) != adItemText.Length) continue;
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//The end of whatever word we were on has been reached, so check to see what the string is.
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if (IsWord(currentWorkingString))
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{
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words.Add(currentWorkingString);
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}
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else
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{
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abbreviations.Add(currentWorkingString);
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}
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}
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//Clean the cases of the abbreviations and words.
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for (var i = 0; i < abbreviations.Count; i++)
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{
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//If preserve acronyms is set to true then just leave the cases of the abbreviations alone.
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if (!preserveAcronyms)
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{
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abbreviations[i] = abbreviations[i].ToLowerInvariant();
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}
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}
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for (var i = 0; i < words.Count; i++)
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{
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words[i] = words[i].ToLowerInvariant();
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words[i] = CapitalizeFirstLetter(words[i]);
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}
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}
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public string FormatShit(string inputString)
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{
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var finalString = "";
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var workingText = "";
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//The (char[])null avoids creating a new object in memory.
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var splitInput = inputString.Split((char[])null, StringSplitOptions.RemoveEmptyEntries);
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foreach (var text in splitInput)
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{
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//Clear the working text to start building the next one to test.
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workingText = "";
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foreach (var character in text)
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{
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}
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}
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return finalString;
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}
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}
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}
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