static void Main(string[] args)
{
Console.WriteLine("RegexExtractText Sample:");
using (Library lib = new Library())
{
Console.WriteLine("Initialized the library.");
String sInput = Library.ResourceDirectory + "Sample_Input/RegexExtractText.pdf";
String sOutput = "../RegexExtractText-out.json";
// Uncomment only one regular expression you are interested in seeing the match information of (as a JSON file).
// Phone numbers
String sRegex = "((1-)?(\\()?\\d{3}(\\))?(\\s)?(-)?\\d{3}-\\d{4})";
// Email addresses
//String sRegex = "(\\b[\\w.!#$%&'*+\\/=?^`{|}~-]+@[\\w-]+(?:\\.[\\w-]+)*\\b)";
// URLs
//String sRegex = "((https?:\\/\\/(?:www\\.|(?!www))[a-zA-Z0-9][a-zA-Z0-9-]+[a-zA-Z0-9]\\.[^\\s]{2,}|www\\.[a-zA-Z0-9][a-zA-Z0-9-]+[a-zA-Z0-9]\\.[^\\s]{2,}|https?:\\/\\/(?:www\\.|(?!www))[a-zA-Z0-9]+\\.[^\\s]{2,}|www\\.[a-zA-Z0-9]+\\.[^\\s]{2,}))";
if (args.Length > 0)
{
sInput = args[0];
}
using (Document doc = new Document(sInput))
{
int nPages = doc.NumPages;
Console.WriteLine("Input file: " + sInput);
// This will hold the JSON stream that we will print to the output JSON file.
DocTextFinderJson result = new DocTextFinderJson();
result.documentJson = new List <MatchObject>();
WordFinderConfig wordConfig = new WordFinderConfig();
// Need to set this to true so phrases will be concatenated properly.
wordConfig.NoHyphenDetection = true;
// Create a DocTextFinder with the default wordfinder parameters.
using (DocTextFinder docTextFinder =
new DocTextFinder(doc, wordConfig))
{
// Retrieve the phrases matching a regular expression.
IList <DocTextFinderMatch> docMatches =
docTextFinder.GetMatchList(0, nPages - 1, sRegex);
// Iterate through the matches and add match information to the DocTextFinderJson object.
foreach (DocTextFinderMatch wInfo in docMatches)
{
// This object will store the match phrase and an array of quads for the match.
MatchObject matchObject = new MatchObject();
// This list will store the page number and quad location for each match quad.
List <MatchQuadInformation> matchQuadInformationList = new List <MatchQuadInformation>();
// Set the match phrase in the matchObject.
matchObject.matchPhrase = wInfo.MatchString;
// Get the quads.
IList <DocTextFinderQuadInfo> QuadInfo = wInfo.QuadInfo;
foreach (DocTextFinderQuadInfo qInfo in QuadInfo)
{
MatchQuadInformation temp = new MatchQuadInformation();
temp.pageNumber = qInfo.PageNum;
// Iterate through the quads and insert the quad information into the matchQuadInformation object.
foreach (Quad quad in qInfo.Quads)
{
QuadLocation quadLocation = new QuadLocation();
quadLocation.topLeft = new TopLeft();
quadLocation.bottomLeft = new BottomLeft();
quadLocation.topRight = new TopRight();
quadLocation.bottomRight = new BottomRight();
quadLocation.topLeft.x = quad.TopLeft.H;
quadLocation.topLeft.y = quad.TopLeft.V;
quadLocation.bottomLeft.x = quad.BottomLeft.H;
quadLocation.bottomLeft.y = quad.BottomLeft.V;
quadLocation.topRight.x = quad.TopRight.H;
quadLocation.topRight.y = quad.TopRight.V;
quadLocation.bottomRight.x = quad.BottomRight.H;
quadLocation.bottomRight.y = quad.BottomRight.V;
temp.quadLocation = quadLocation;
matchQuadInformationList.Add(temp);
}
}
matchObject.matchQuads = matchQuadInformationList;
result.documentJson.Add(matchObject);
}
// Save the output JSON file.
Console.WriteLine("Writing JSON to " + sOutput);
string json = JsonConvert.SerializeObject(result.documentJson, Formatting.Indented);
System.IO.File.WriteAllText(sOutput, json);
}
}
}
}
static void Main(string[] args)
{
Console.WriteLine("RegexTextSearch Sample:");
using (Library lib = new Library())
{
Console.WriteLine("Initialized the library.");
String sInput = Library.ResourceDirectory + "Sample_Input/RegexTextSearch.pdf";
String sOutput = "RegexTextSearch-out.pdf";
// Highlight occurrences of the phrases that match this regular expression.
// Uncomment only the one you are interested in seeing displayed with highlights.
// Phone numbers
String sRegex = "((1-)?(\\()?\\d{3}(\\))?(\\s)?(-)?\\d{3}-\\d{4})";
// Email addresses
//String sRegex = "(\\b[\\w.!#$%&'*+\\/=?^`{|}~-]+@[\\w-]+(?:\\.[\\w-]+)*\\b)";
// URLs
//String sRegex = "((https?:\\/\\/(?:www\\.|(?!www))[a-zA-Z0-9][a-zA-Z0-9-]+[a-zA-Z0-9]\\.[^\\s]{2,}|www\\.[a-zA-Z0-9][a-zA-Z0-9-]+[a-zA-Z0-9]\\.[^\\s]{2,}|https?:\\/\\/(?:www\\.|(?!www))[a-zA-Z0-9]+\\.[^\\s]{2,}|www\\.[a-zA-Z0-9]+\\.[^\\s]{2,}))";
if (args.Length > 0)
{
sInput = args[0];
}
using (Document doc = new Document(sInput))
{
int nPages = doc.NumPages;
Console.WriteLine("Input file: " + sInput);
WordFinderConfig wordConfig = new WordFinderConfig();
// Need to set this to true so phrases will be concatenated properly
wordConfig.NoHyphenDetection = true;
// Create a DocTextFinder with the default wordfinder parameters
using (DocTextFinder docTextFinder =
new DocTextFinder(doc, wordConfig))
{
// Retrieve the phrases matching a regular expression
IList <DocTextFinderMatch> docMatches =
docTextFinder.GetMatchList(0, nPages - 1, sRegex);
foreach (DocTextFinderMatch wInfo in docMatches)
{
// Show the matching phrase
Console.WriteLine(wInfo.MatchString);
// Get the quads
IList <DocTextFinderQuadInfo> QuadInfo = wInfo.QuadInfo;
// Iterate through the quad info and create highlights
foreach (DocTextFinderQuadInfo qInfo in QuadInfo)
{
Page docpage = doc.GetPage(qInfo.PageNum);
// Highlight the matched string words
var highlight = new HighlightAnnotation(docpage, qInfo.Quads);
highlight.NormalAppearance = highlight.GenerateAppearance();
}
}
// Save the document with the highlighted matched strings
doc.Save(SaveFlags.Full, sOutput);
}
}
}
}
static void Main(string[] args)
{
Console.WriteLine("AddRegexRedaction Sample:");
using (Library lib = new Library())
{
Console.WriteLine("Initialized the library.");
String sInput = Library.ResourceDirectory + "Sample_Input/AddRegexRedaction.pdf";
String sOutput1 = "AddRegexRedaction-out.pdf";
String sOutput2 = "AddRegexRedaction-out-applied.pdf";
// Highlight and redact occurrences of the phrases that match this regular expression.
// Uncomment only the one you are interested in seeing displayed redacted.
// Phone numbers
String sRegex = "((1-)?(\\()?\\d{3}(\\))?(\\s)?(-)?\\d{3}-\\d{4})";
// Email addresses
//String sRegex = "(\\b[\\w.!#$%&'*+\\/=?^`{|}~-]+@[\\w-]+(?:\\.[\\w-]+)*\\b)";
// URLs
//String sRegex = "((https?:\\/\\/(?:www\\.|(?!www))[a-zA-Z0-9][a-zA-Z0-9-]+[a-zA-Z0-9]\\.[^\\s]{2,}|www\\.[a-zA-Z0-9][a-zA-Z0-9-]+[a-zA-Z0-9]\\.[^\\s]{2,}|https?:\\/\\/(?:www\\.|(?!www))[a-zA-Z0-9]+\\.[^\\s]{2,}|www\\.[a-zA-Z0-9]+\\.[^\\s]{2,}))";
if (args.Length > 0)
{
sInput = args[0];
}
using (Document doc = new Document(sInput))
{
int nPages = doc.NumPages;
Console.WriteLine("Input file: " + sInput);
// Create a WordFinder configuration
WordFinderConfig wordConfig = new WordFinderConfig();
// Need to set this to true so phrases will be concatenated properly
wordConfig.NoHyphenDetection = true;
// Create a DocTextFinder with the default wordfinder parameters
using (DocTextFinder docTextFinder =
new DocTextFinder(doc, wordConfig))
{
// Retrieve the phrases and words matching a regular expression
IList <DocTextFinderMatch> docMatches =
docTextFinder.GetMatchList(0, nPages - 1, sRegex);
// Redaction color will be red
Color red = new Color(1.0, 0.0, 0.0);
foreach (DocTextFinderMatch wInfo in docMatches)
{
// Show the matching phrase
Console.WriteLine(wInfo.MatchString);
// Get the quads
IList <DocTextFinderQuadInfo> QuadInfo = wInfo.QuadInfo;
// Iterate through the quad info and create highlights
foreach (DocTextFinderQuadInfo qInfo in QuadInfo)
{
Page docpage = doc.GetPage(qInfo.PageNum);
Redaction red_fill = new Redaction(docpage, qInfo.Quads, red);
/* fill the "normal" appearance with 25% red */
red_fill.FillNormal = true;
red_fill.SetFillColor(red, 0.25);
}
}
}
// Save the document with the highlighted matched strings
doc.Save(SaveFlags.Full, sOutput1);
Console.WriteLine("Wrote a PDF document with unapplied redactions.");
// Apply all the redactions in the document
doc.ApplyRedactions();
// Save the document with the redacted matched strings
doc.Save(SaveFlags.Full, sOutput2);
Console.WriteLine("Wrote a redacted PDF document.");
}
}
}
