## ---- echo = FALSE, message=FALSE, warning=FALSE-------------------------
dir.create("assets/docx", recursive = TRUE, showWarnings = FALSE)
office_doc_link <- function(url){
  stopifnot(requireNamespace("htmltools", quietly = TRUE))
  htmltools::tags$p(  htmltools::tags$span("Download file "),
    htmltools::tags$a(basename(url), href = url), 
    htmltools::tags$span(" - view with"),
    htmltools::tags$a("office web viewer", target="_blank", 
      href = paste0("https://view.officeapps.live.com/op/view.aspx?src=", url)
      ), 
    style="text-align:center;font-style:italic;color:gray;"
    )
}

## ------------------------------------------------------------------------
library(officer)
# Package `magrittr` makes officer usage easier.
library(magrittr)

## ------------------------------------------------------------------------
my_doc <- read_docx() 
styles_info(my_doc)

## ----results='hide'------------------------------------------------------
src <- tempfile(fileext = ".png")
png(filename = src, width = 5, height = 6, units = 'in', res = 300)
barplot(1:10, col = 1:10)
dev.off()

## ----results='hide'------------------------------------------------------
my_doc <- my_doc %>% 
  body_add_img(src = src, width = 5, height = 6, style = "centered") %>% 
  body_add_par("Hello world!", style = "Normal") %>% 
  body_add_par("", style = "Normal") %>% # blank paragraph
  body_add_table(iris, style = "table_template")

## ----results='hide'------------------------------------------------------
print(my_doc, target = "assets/docx/first_example.docx")

## ----echo=FALSE----------------------------------------------------------
office_doc_link(url = paste0("https://davidgohel.github.io/officer/articles/", "assets/docx/first_example.docx"))

## ----message=FALSE-------------------------------------------------------
read_docx() %>% styles_info() %>% 
  subset( style_type %in% "paragraph" )

## ------------------------------------------------------------------------
if( require("ggplot2") ){
  gg <- ggplot(data = iris, aes(Sepal.Length, Petal.Length)) + 
    geom_point()
  
  read_docx() %>% 
    body_add_par(value = "Table of content", style = "heading 1") %>% 
    body_add_toc(level = 2) %>% 
    body_add_break() %>% 
  
    body_add_par(value = "dataset iris", style = "heading 2") %>% 
    body_add_table(value = head(iris), style = "table_template" ) %>% 
    
    body_add_par(value = "plot examples", style = "heading 1") %>% 
    body_add_gg(value = gg, style = "centered" ) %>% 
  
    print(target = "assets/docx/body_add_demo.docx")
}

## ----echo=FALSE, message=FALSE-------------------------------------------
if( require("ggplot2") ){
  office_doc_link( url = paste0( "https://davidgohel.github.io/officer/articles/", "assets/docx/body_add_demo.docx" ) )
}

## ------------------------------------------------------------------------
img.file <- file.path( R.home("doc"), "html", "logo.jpg" )
read_docx() %>%
  body_add_par("R logo: ", style = "Normal") %>%
  slip_in_img(src = img.file, style = "strong", 
              width = .3, height = .3, pos = "after") %>% 
  slip_in_text(" - This is ", style = "strong", pos = "before") %>% 
  slip_in_seqfield(str = "SEQ Figure \u005C* ARABIC",
    style = 'strong', pos = "before") %>% 
  print(target = "assets/docx/slip_in_demo.docx")

## ----echo=FALSE----------------------------------------------------------
office_doc_link( url = paste0( "https://davidgohel.github.io/officer/articles/", "assets/docx/slip_in_demo.docx" ) )

## ------------------------------------------------------------------------
read_docx() %>%
  body_add_par("paragraph 1", style = "Normal") %>%
  body_add_par("paragraph 2", style = "Normal") %>%
  body_add_par("paragraph 3", style = "Normal") %>%
  body_add_par("paragraph 4", style = "Normal") %>%
  body_add_par("paragraph 5", style = "Normal") %>%
  body_add_par("paragraph 6", style = "Normal") %>%
  body_add_par("paragraph 7", style = "Normal") %>%
  print(target = "assets/docx/init_doc.docx" )

## ----echo=FALSE----------------------------------------------------------
office_doc_link( url = paste0( "https://davidgohel.github.io/officer/articles/", "assets/docx/init_doc.docx" ) )

## ------------------------------------------------------------------------
doc <- read_docx(path = "assets/docx/init_doc.docx") %>%

  # default template contains only an empty paragraph
  # Using cursor_begin and body_remove, we can delete it
  cursor_begin() %>% body_remove() %>%

  # Let add text at the beginning of the
  # paragraph containing text "paragraph 4"
  cursor_reach(keyword = "paragraph 4") %>%
  slip_in_text("This is ", pos = "before", style = "Default Paragraph Font") %>%

  # move the cursor forward and end a section
  cursor_forward() %>%
  body_add_par("The section stop here", style = "Normal") %>%
  body_end_section(landscape = TRUE, continuous = FALSE) %>%

  # move the cursor at the end of the document
  cursor_end() %>%
  body_add_par("The document ends now", style = "Normal")

print(doc, target = "assets/docx/cursor.docx")

## ----echo=FALSE----------------------------------------------------------
office_doc_link( url = paste0( "https://davidgohel.github.io/officer/articles/", "assets/docx/cursor.docx" ) )

## ------------------------------------------------------------------------
library(officer)
library(magrittr)

str1 <- "Lorem ipsum dolor sit amet, consectetur adipiscing elit. " %>% 
  rep(20) %>% paste(collapse = "")
str2 <- "Drop that text" 
str3 <- "Aenean venenatis varius elit et fermentum vivamus vehicula. " %>% 
  rep(20) %>% paste(collapse = "")

my_doc <- read_docx()  %>% 
  body_add_par(value = str1, style = "Normal") %>% 
  body_add_par(value = str2, style = "centered") %>% 
  body_add_par(value = str3, style = "Normal") 

print(my_doc, target = "assets/docx/ipsum_doc.docx")

## ------------------------------------------------------------------------
my_doc <- read_docx(path = "assets/docx/ipsum_doc.docx")  %>% 
  cursor_reach(keyword = "that text") %>% 
  body_remove()

print(my_doc, target = "assets/docx/ipsum_doc.docx")

## ----echo=FALSE----------------------------------------------------------
office_doc_link( url = paste0( "https://davidgohel.github.io/officer/articles/", "assets/docx/ipsum_doc.docx" ) )

## ----results='hide'------------------------------------------------------
my_doc <- read_docx()  %>% 
  body_add_par(value = str1, style = "Normal") %>% 
  body_add_par(value = str2, style = "centered") %>% 
  body_add_par(value = str3, style = "Normal") 

print(my_doc, target = "assets/docx/replace_template.docx")

## ----results='hide'------------------------------------------------------
my_doc <- read_docx(path = "assets/docx/replace_template.docx")  %>% 
  cursor_reach(keyword = "that text") %>% 
  body_add_par(value = "This is a new paragraph.", style = "centered", pos = "on")

print(my_doc, target = "assets/docx/replace_doc.docx")

## ----results='hide'------------------------------------------------------
doc <- read_docx() %>%
  body_add_par("centered text", style = "centered") %>%
  slip_in_text(". How are you", style = "strong") %>%
  body_bookmark("text_to_replace") %>%
  body_replace_at("text_to_replace", "not left aligned")

## ----results='hide'------------------------------------------------------
doc <- read_docx() %>%
  body_add_par("Placeholder one") %>%
  body_add_par("Placeholder two")

# Show text chunk at cursor
docx_show_chunk(doc)  # Output is 'Placeholder two'

# Simple search-and-replace at current cursor, with regex turned off
body_replace_all_text(doc, "Placeholder", "new", only_at_cursor = TRUE, fixed=TRUE)
docx_show_chunk(doc)  # Output is 'new two'

# Do the same, but in the entire document and ignoring case
body_replace_all_text(doc, "placeholder", "new", only_at_cursor = FALSE, ignore.case=TRUE)
cursor_backward(doc)
docx_show_chunk(doc) # Output is 'new one'

# Use regex : replace all words starting with "n" with the word "example"
body_replace_all_text(doc, "\\bn.*?\\b", "example")
docx_show_chunk(doc) # Output is 'example one'

## ----echo=FALSE----------------------------------------------------------
office_doc_link( url = paste0( "https://davidgohel.github.io/officer/articles/", "assets/docx/replace_doc.docx" ) )

## ------------------------------------------------------------------------
str1 <- "Lorem ipsum dolor sit amet, consectetur adipiscing elit. " %>% 
  rep(30) %>% paste(collapse = "")
str2 <- "Aenean venenatis varius elit et fermentum vivamus vehicula. " %>% 
  rep(30) %>% paste(collapse = "")

my_doc <- read_docx()  %>% 
  slip_in_text(str = str1, style = "strong") %>% 
  body_add_par(value = str2, style = "centered") %>% 
  break_column_before() %>% 
  body_end_section(continuous = TRUE, 
                   colwidths = c(.6, .4), space = .05, sep = FALSE) %>%
  body_add_par(value = str3, style = "Normal") 
print(my_doc, target = "assets/docx/section.docx")

## ----echo=FALSE----------------------------------------------------------
office_doc_link( url = paste0( "https://davidgohel.github.io/officer/articles/", "assets/docx/section.docx" ) )

## ------------------------------------------------------------------------
library(magrittr)
library(officer)
if( require("ggplot2") ){

gg1 <- ggplot(data = iris, aes(Sepal.Length, Petal.Length)) + 
  geom_point()
gg2 <- ggplot(data = iris, aes(Sepal.Length, Petal.Length, color = Species)) + 
  geom_point()


doc <- read_docx() %>% 
  body_add_par(value = "Table of content", style = "heading 1") %>% 
  body_add_toc(level = 2) %>% 
  
  body_add_par(value = "Tables", style = "heading 1") %>% 
  body_add_par(value = "dataset mtcars", style = "heading 2") %>% 
  body_add_table(value = head(mtcars)[, 1:4], style = "table_template" ) %>% 
  body_add_par(value = "data mtcars", style = "table title") %>% 
  shortcuts$slip_in_tableref(depth = 2) %>%
  
  body_add_par(value = "dataset iris", style = "heading 2") %>% 
  body_add_table(value = head(iris), style = "table_template" ) %>% 
  body_add_par(value = "data iris", style = "table title") %>% 
  shortcuts$slip_in_tableref(depth = 2) %>%
  
  body_end_section(continuous = FALSE, landscape = FALSE ) %>% 
  
  body_add_par(value = "plot examples", style = "heading 1") %>% 
  body_add_gg(value = gg1, style = "centered" ) %>% 
  body_add_par(value = "graph example 1", style = "graphic title") %>% 
  shortcuts$slip_in_plotref(depth = 1) %>%
  
  body_add_par(value = "plot 2", style = "heading 2") %>% 
  body_add_gg(value = gg2, style = "centered" ) %>% 
  body_add_par(value = "graph example 2", style = "graphic title") %>% 
  shortcuts$slip_in_plotref(depth = 2) %>%
  
  body_end_section(continuous = FALSE, landscape = TRUE) %>% 
  
  body_add_par(value = "Table of tables", style = "heading 2") %>% 
  body_add_toc(style = "table title") %>% 
  body_add_par(value = "Table of graphics", style = "heading 2") %>% 
  body_add_toc(style = "graphic title")

print(doc, target = "assets/docx/toc_and_captions.docx")
}

## ----echo=FALSE----------------------------------------------------------
if( require("ggplot2") ){
  office_doc_link( url = paste0( "https://davidgohel.github.io/officer/articles/", "assets/docx/toc_and_captions.docx" ) )
}

